18517230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6637}}^1$

素因数の和:6681

約数の個数: 48

約数和(自身を含む): 49705344

約数和(自身を除く): 31188114

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6637, 13274, 19911, 33185, 39822, 59733, 66370, 99555, 119466, 199110, 205747, 298665, 411494, 597330, 617241, 1028735, 1234482, 1851723, 2057470, 3086205, 3703446, 6172410, 9258615, 18517230]

約数ペア:

[(1, 18517230), (2, 9258615), (3, 6172410), (5, 3703446), (6, 3086205), (9, 2057470), (10, 1851723), (15, 1234482), (18, 1028735), (30, 617241), (31, 597330), (45, 411494), (62, 298665), (90, 205747), (93, 199110), (155, 119466), (186, 99555), (279, 66370), (310, 59733), (465, 39822), (558, 33185), (930, 19911), (1395, 13274), (2790, 6637)]