18291254

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4013}}^1$

素因数の和:4111

約数の個数: 16

約数和(自身を含む): 28611792

約数和(自身を除く): 10320538

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4013, 4558, 8026, 172559, 212689, 345118, 425378, 9145627, 18291254]

約数ペア:

[(1, 18291254), (2, 9145627), (43, 425378), (53, 345118), (86, 212689), (106, 172559), (2279, 8026), (4013, 4558)]