207813958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{21323}}^1$

素因数の和:21779

約数の個数: 16

約数和(自身を含む): 340842816

約数和(自身を除く): 133028858

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 21323, 42646, 234553, 469106, 9446089, 18892178, 103906979, 207813958]

約数ペア:

[(1, 207813958), (2, 103906979), (11, 18892178), (22, 9446089), (443, 469106), (886, 234553), (4873, 42646), (9746, 21323)]