2018103668

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{206519}}^1$

素因数の和:206879

約数の個数: 24

約数和(自身を含む): 4047792000

約数和(自身を除く): 2029688332

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 9772, 206519, 413038, 826076, 1445633, 2891266, 5782532, 72075131, 144150262, 288300524, 504525917, 1009051834, 2018103668]

約数ペア:

[(1, 2018103668), (2, 1009051834), (4, 504525917), (7, 288300524), (14, 144150262), (28, 72075131), (349, 5782532), (698, 2891266), (1396, 1445633), (2443, 826076), (4886, 413038), (9772, 206519)]