20189385788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{601}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 44254079520

約数和(自身を除く): 24064693732

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 121, 143, 209, 242, 247, 281, 286, 418, 484, 494, 562, 572, 601, 836, 988, 1124, 1202, 1573, 2299, 2404, 2717, 3091, 3146, 3653, 4598, 5339, 5434, 6182, 6292, 6611, 7306, 7813, 9196, 10678, 10868, 11419, 12364, 13222, 14612, 15626, 21356, 22838, 26444, 29887, 31252, 34001, 40183, 45676, 58729, 59774, 68002, 69407, 72721, 80366, 85943, 117458, 119548, 125609, 136004, 138814, 145442, 148447, 160732, 168881, 171886, 234916, 251218, 277628, 290884, 296894, 337762, 343772, 442013, 502436, 593788, 646019, 675524, 763477, 884026, 945373, 1292038, 1381699, 1526954, 1632917, 1768052, 1857691, 1890746, 2195453, 2584076, 2763398, 3053908, 3208739, 3265834, 3715382, 3781492, 4390906, 5526796, 6417478, 6531668, 7430764, 8398247, 8781812, 12834956, 16796494, 17962087, 20434601, 24149983, 33592988, 35296129, 35924174, 40869202, 41713607, 48299966, 70592258, 71848348, 81738404, 83427214, 96599932, 141184516, 166854428, 265649813, 388257419, 458849677, 531299626, 776514838, 917699354, 1062599252, 1553029676, 1835398708, 5047346447, 10094692894, 20189385788]

約数ペア:

[(1, 20189385788), (2, 10094692894), (4, 5047346447), (11, 1835398708), (13, 1553029676), (19, 1062599252), (22, 917699354), (26, 776514838), (38, 531299626), (44, 458849677), (52, 388257419), (76, 265649813), (121, 166854428), (143, 141184516), (209, 96599932), (242, 83427214), (247, 81738404), (281, 71848348), (286, 70592258), (418, 48299966), (484, 41713607), (494, 40869202), (562, 35924174), (572, 35296129), (601, 33592988), (836, 24149983), (988, 20434601), (1124, 17962087), (1202, 16796494), (1573, 12834956), (2299, 8781812), (2404, 8398247), (2717, 7430764), (3091, 6531668), (3146, 6417478), (3653, 5526796), (4598, 4390906), (5339, 3781492), (5434, 3715382), (6182, 3265834), (6292, 3208739), (6611, 3053908), (7306, 2763398), (7813, 2584076), (9196, 2195453), (10678, 1890746), (10868, 1857691), (11419, 1768052), (12364, 1632917), (13222, 1526954), (14612, 1381699), (15626, 1292038), (21356, 945373), (22838, 884026), (26444, 763477), (29887, 675524), (31252, 646019), (34001, 593788), (40183, 502436), (45676, 442013), (58729, 343772), (59774, 337762), (68002, 296894), (69407, 290884), (72721, 277628), (80366, 251218), (85943, 234916), (117458, 171886), (119548, 168881), (125609, 160732), (136004, 148447), (138814, 145442)]