18490394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4363}}^1$

素因数の和:4541

約数の個数: 16

約数和(自身を含む): 30059232

約数和(自身を除く): 11568838

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 4363, 8726, 56719, 113438, 711169, 1422338, 9245197, 18490394]

約数ペア:

[(1, 18490394), (2, 9245197), (13, 1422338), (26, 711169), (163, 113438), (326, 56719), (2119, 8726), (4238, 4363)]