19196528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2251}}^1$

素因数の和:2313

約数の個数: 40

約数和(自身を含む): 41049456

約数和(自身を除く): 21852928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 2251, 4264, 4502, 8528, 9004, 18008, 29263, 36016, 58526, 92291, 117052, 184582, 234104, 369164, 468208, 738328, 1199783, 1476656, 2399566, 4799132, 9598264, 19196528]

約数ペア:

[(1, 19196528), (2, 9598264), (4, 4799132), (8, 2399566), (13, 1476656), (16, 1199783), (26, 738328), (41, 468208), (52, 369164), (82, 234104), (104, 184582), (164, 117052), (208, 92291), (328, 58526), (533, 36016), (656, 29263), (1066, 18008), (2132, 9004), (2251, 8528), (4264, 4502)]