18681654

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2220

約数の個数: 32

約数和(自身を含む): 39407616

約数和(自身を除く): 20725962

約数列:

[1, 2, 3, 6, 31, 47, 62, 93, 94, 141, 186, 282, 1457, 2137, 2914, 4274, 4371, 6411, 8742, 12822, 66247, 100439, 132494, 198741, 200878, 301317, 397482, 602634, 3113609, 6227218, 9340827, 18681654]

約数ペア:

[(1, 18681654), (2, 9340827), (3, 6227218), (6, 3113609), (31, 602634), (47, 397482), (62, 301317), (93, 200878), (94, 198741), (141, 132494), (186, 100439), (282, 66247), (1457, 12822), (2137, 8742), (2914, 6411), (4274, 4371)]