1809883912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{2011}}^1$

素因数の和:2258

約数の個数: 64

約数和(自身を含む): 3708518400

約数和(自身を除く): 1898634488

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 191, 248, 382, 589, 764, 1178, 1528, 2011, 2356, 3629, 4022, 4712, 5921, 7258, 8044, 11842, 14516, 16088, 23684, 29032, 38209, 47368, 62341, 76418, 112499, 124682, 152836, 224998, 249364, 305672, 384101, 449996, 498728, 768202, 899992, 1184479, 1536404, 2368958, 3072808, 4737916, 7297919, 9475832, 11907131, 14595838, 23814262, 29191676, 47628524, 58383352, 95257048, 226235489, 452470978, 904941956, 1809883912]

約数ペア:

[(1, 1809883912), (2, 904941956), (4, 452470978), (8, 226235489), (19, 95257048), (31, 58383352), (38, 47628524), (62, 29191676), (76, 23814262), (124, 14595838), (152, 11907131), (191, 9475832), (248, 7297919), (382, 4737916), (589, 3072808), (764, 2368958), (1178, 1536404), (1528, 1184479), (2011, 899992), (2356, 768202), (3629, 498728), (4022, 449996), (4712, 384101), (5921, 305672), (7258, 249364), (8044, 224998), (11842, 152836), (14516, 124682), (16088, 112499), (23684, 76418), (29032, 62341), (38209, 47368)]