20465676

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 49207284

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 23, 27, 28, 33, 36, 42, 44, 46, 54, 63, 66, 69, 77, 84, 92, 99, 107, 108, 126, 132, 138, 154, 161, 189, 198, 207, 214, 231, 252, 253, 276, 297, 308, 321, 322, 378, 396, 414, 428, 462, 483, 506, 594, 621, 642, 644, 693, 749, 756, 759, 828, 924, 963, 966, 1012, 1177, 1188, 1242, 1284, 1386, 1449, 1498, 1518, 1771, 1926, 1932, 2079, 2247, 2277, 2354, 2461, 2484, 2772, 2889, 2898, 2996, 3036, 3531, 3542, 3852, 4158, 4347, 4494, 4554, 4708, 4922, 5313, 5778, 5796, 6741, 6831, 7062, 7084, 7383, 8239, 8316, 8694, 8988, 9108, 9844, 10593, 10626, 11556, 13482, 13662, 14124, 14766, 15939, 16478, 17227, 17388, 20223, 21186, 21252, 22149, 24717, 26964, 27071, 27324, 29532, 31779, 31878, 32956, 34454, 40446, 42372, 44298, 47817, 49434, 51681, 54142, 63558, 63756, 66447, 68908, 74151, 80892, 81213, 88596, 95634, 98868, 103362, 108284, 127116, 132894, 148302, 155043, 162426, 189497, 191268, 206724, 222453, 243639, 265788, 296604, 310086, 324852, 378994, 444906, 465129, 487278, 568491, 620172, 730917, 757988, 889812, 930258, 974556, 1136982, 1461834, 1705473, 1860516, 2273964, 2923668, 3410946, 5116419, 6821892, 10232838, 20465676]

約数ペア:

[(1, 20465676), (2, 10232838), (3, 6821892), (4, 5116419), (6, 3410946), (7, 2923668), (9, 2273964), (11, 1860516), (12, 1705473), (14, 1461834), (18, 1136982), (21, 974556), (22, 930258), (23, 889812), (27, 757988), (28, 730917), (33, 620172), (36, 568491), (42, 487278), (44, 465129), (46, 444906), (54, 378994), (63, 324852), (66, 310086), (69, 296604), (77, 265788), (84, 243639), (92, 222453), (99, 206724), (107, 191268), (108, 189497), (126, 162426), (132, 155043), (138, 148302), (154, 132894), (161, 127116), (189, 108284), (198, 103362), (207, 98868), (214, 95634), (231, 88596), (252, 81213), (253, 80892), (276, 74151), (297, 68908), (308, 66447), (321, 63756), (322, 63558), (378, 54142), (396, 51681), (414, 49434), (428, 47817), (462, 44298), (483, 42372), (506, 40446), (594, 34454), (621, 32956), (642, 31878), (644, 31779), (693, 29532), (749, 27324), (756, 27071), (759, 26964), (828, 24717), (924, 22149), (963, 21252), (966, 21186), (1012, 20223), (1177, 17388), (1188, 17227), (1242, 16478), (1284, 15939), (1386, 14766), (1449, 14124), (1498, 13662), (1518, 13482), (1771, 11556), (1926, 10626), (1932, 10593), (2079, 9844), (2247, 9108), (2277, 8988), (2354, 8694), (2461, 8316), (2484, 8239), (2772, 7383), (2889, 7084), (2898, 7062), (2996, 6831), (3036, 6741), (3531, 5796), (3542, 5778), (3852, 5313), (4158, 4922), (4347, 4708), (4494, 4554)]