18771728

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{857}}^1$

素因数の和:939

約数の個数: 30

約数和(自身を含む): 37423386

約数和(自身を除く): 18651658

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 857, 1369, 1714, 2738, 3428, 5476, 6856, 10952, 13712, 21904, 31709, 63418, 126836, 253672, 507344, 1173233, 2346466, 4692932, 9385864, 18771728]

約数ペア:

[(1, 18771728), (2, 9385864), (4, 4692932), (8, 2346466), (16, 1173233), (37, 507344), (74, 253672), (148, 126836), (296, 63418), (592, 31709), (857, 21904), (1369, 13712), (1714, 10952), (2738, 6856), (3428, 5476)]