20587054408

素因数分解:

$2^3\times {\mathrm{3581}}^1\times {\mathrm{718621}}^1$

素因数の和:722208

約数の個数: 16

約数和(自身を含む): 38611560060

約数和(自身を除く): 18024505652

約数列:

[1, 2, 4, 8, 3581, 7162, 14324, 28648, 718621, 1437242, 2874484, 5748968, 2573381801, 5146763602, 10293527204, 20587054408]

約数ペア:

[(1, 20587054408), (2, 10293527204), (4, 5146763602), (8, 2573381801), (3581, 5748968), (7162, 2874484), (14324, 1437242), (28648, 718621)]