18758078

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{653}}^1$

素因数の和:979

約数の個数: 16

約数和(自身を含む): 28817856

約数和(自身を除く): 10059778

約数列:

[1, 2, 53, 106, 271, 542, 653, 1306, 14363, 28726, 34609, 69218, 176963, 353926, 9379039, 18758078]

約数ペア:

[(1, 18758078), (2, 9379039), (53, 353926), (106, 176963), (271, 69218), (542, 34609), (653, 28726), (1306, 14363)]