20789929908

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{1187}}^1$

素因数の和:1875

約数の個数: 192

約数和(自身を含む): 61503805440

約数和(自身を除く): 40713875532

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 92, 99, 108, 132, 138, 198, 207, 253, 276, 297, 396, 414, 506, 594, 621, 641, 759, 828, 1012, 1187, 1188, 1242, 1282, 1518, 1923, 2277, 2374, 2484, 2564, 3036, 3561, 3846, 4554, 4748, 5769, 6831, 7051, 7122, 7692, 9108, 10683, 11538, 13057, 13662, 14102, 14244, 14743, 17307, 21153, 21366, 23076, 26114, 27301, 27324, 28204, 29486, 32049, 34614, 39171, 42306, 42732, 44229, 52228, 54602, 58972, 63459, 64098, 69228, 78342, 81903, 84612, 88458, 109204, 117513, 126918, 128196, 132687, 156684, 162173, 163806, 176916, 190377, 235026, 245709, 253836, 265374, 300311, 324346, 327612, 352539, 380754, 398061, 470052, 486519, 491418, 530748, 600622, 648692, 705078, 737127, 760867, 761508, 796122, 900933, 973038, 982836, 1201244, 1410156, 1459557, 1474254, 1521734, 1592244, 1801866, 1946076, 2282601, 2702799, 2919114, 2948508, 3043468, 3603732, 4378671, 4565202, 5405598, 5838228, 6847803, 8108397, 8369537, 8757342, 9130404, 10811196, 13695606, 16216794, 16739074, 17499941, 17514684, 20543409, 25108611, 27391212, 32433588, 33478148, 34999882, 41086818, 50217222, 52499823, 69999764, 75325833, 82173636, 100434444, 104999646, 150651666, 157499469, 192499351, 209999292, 225977499, 301303332, 314998938, 384998702, 451954998, 472498407, 577498053, 629997876, 769997404, 903909996, 944996814, 1154996106, 1732494159, 1889993628, 2309992212, 3464988318, 5197482477, 6929976636, 10394964954, 20789929908]

約数ペア:

[(1, 20789929908), (2, 10394964954), (3, 6929976636), (4, 5197482477), (6, 3464988318), (9, 2309992212), (11, 1889993628), (12, 1732494159), (18, 1154996106), (22, 944996814), (23, 903909996), (27, 769997404), (33, 629997876), (36, 577498053), (44, 472498407), (46, 451954998), (54, 384998702), (66, 314998938), (69, 301303332), (92, 225977499), (99, 209999292), (108, 192499351), (132, 157499469), (138, 150651666), (198, 104999646), (207, 100434444), (253, 82173636), (276, 75325833), (297, 69999764), (396, 52499823), (414, 50217222), (506, 41086818), (594, 34999882), (621, 33478148), (641, 32433588), (759, 27391212), (828, 25108611), (1012, 20543409), (1187, 17514684), (1188, 17499941), (1242, 16739074), (1282, 16216794), (1518, 13695606), (1923, 10811196), (2277, 9130404), (2374, 8757342), (2484, 8369537), (2564, 8108397), (3036, 6847803), (3561, 5838228), (3846, 5405598), (4554, 4565202), (4748, 4378671), (5769, 3603732), (6831, 3043468), (7051, 2948508), (7122, 2919114), (7692, 2702799), (9108, 2282601), (10683, 1946076), (11538, 1801866), (13057, 1592244), (13662, 1521734), (14102, 1474254), (14244, 1459557), (14743, 1410156), (17307, 1201244), (21153, 982836), (21366, 973038), (23076, 900933), (26114, 796122), (27301, 761508), (27324, 760867), (28204, 737127), (29486, 705078), (32049, 648692), (34614, 600622), (39171, 530748), (42306, 491418), (42732, 486519), (44229, 470052), (52228, 398061), (54602, 380754), (58972, 352539), (63459, 327612), (64098, 324346), (69228, 300311), (78342, 265374), (81903, 253836), (84612, 245709), (88458, 235026), (109204, 190377), (117513, 176916), (126918, 163806), (128196, 162173), (132687, 156684)]