18531710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 16138882

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 607, 710, 1214, 3035, 3053, 6070, 6106, 15265, 26101, 30530, 43097, 52202, 86194, 130505, 215485, 261010, 430970, 1853171, 3706342, 9265855, 18531710]

約数ペア:

[(1, 18531710), (2, 9265855), (5, 3706342), (10, 1853171), (43, 430970), (71, 261010), (86, 215485), (142, 130505), (215, 86194), (355, 52202), (430, 43097), (607, 30530), (710, 26101), (1214, 15265), (3035, 6106), (3053, 6070)]