18519090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19913}}^1$

素因数の和:19954

約数の個数: 32

約数和(自身を含む): 45881856

約数和(自身を除く): 27362766

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 19913, 39826, 59739, 99565, 119478, 199130, 298695, 597390, 617303, 1234606, 1851909, 3086515, 3703818, 6173030, 9259545, 18519090]

約数ペア:

[(1, 18519090), (2, 9259545), (3, 6173030), (5, 3703818), (6, 3086515), (10, 1851909), (15, 1234606), (30, 617303), (31, 597390), (62, 298695), (93, 199130), (155, 119478), (186, 99565), (310, 59739), (465, 39826), (930, 19913)]