201719618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{12979}}^1$

素因数の和:13409

約数の個数: 16

約数和(自身を含む): 319308000

約数和(自身を除く): 117588382

約数列:

[1, 2, 19, 38, 409, 818, 7771, 12979, 15542, 25958, 246601, 493202, 5308411, 10616822, 100859809, 201719618]

約数ペア:

[(1, 201719618), (2, 100859809), (19, 10616822), (38, 5308411), (409, 493202), (818, 246601), (7771, 25958), (12979, 15542)]