681314236418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{416960977}}^1$

素因数の和:416961041

約数の個数: 16

約数和(自身を含む): 1100776981920

約数和(自身を除く): 419462745502

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 416960977, 833921954, 7922258563, 15844517126, 17929322011, 35858644022, 340657118209, 681314236418]

約数ペア:

[(1, 681314236418), (2, 340657118209), (19, 35858644022), (38, 17929322011), (43, 15844517126), (86, 7922258563), (817, 833921954), (1634, 416960977)]