22018370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 45045504

約数和(自身を除く): 23027134

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 587, 605, 682, 1174, 1210, 1705, 2935, 3410, 3751, 5870, 6457, 7502, 12914, 18197, 18755, 32285, 36394, 37510, 64570, 71027, 90985, 142054, 181970, 200167, 355135, 400334, 710270, 1000835, 2001670, 2201837, 4403674, 11009185, 22018370]

約数ペア:

[(1, 22018370), (2, 11009185), (5, 4403674), (10, 2201837), (11, 2001670), (22, 1000835), (31, 710270), (55, 400334), (62, 355135), (110, 200167), (121, 181970), (155, 142054), (242, 90985), (310, 71027), (341, 64570), (587, 37510), (605, 36394), (682, 32285), (1174, 18755), (1210, 18197), (1705, 12914), (2935, 7502), (3410, 6457), (3751, 5870)]