20014178

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4391}}^1$

素因数の和:4489

約数の個数: 16

約数和(自身を含む): 31306176

約数和(自身を除く): 11291998

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4391, 4558, 8782, 188813, 232723, 377626, 465446, 10007089, 20014178]

約数ペア:

[(1, 20014178), (2, 10007089), (43, 465446), (53, 377626), (86, 232723), (106, 188813), (2279, 8782), (4391, 4558)]