31990384

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{8731}}^1$

素因数の和:8968

約数の個数: 20

約数和(自身を含む): 62259160

約数和(自身を除く): 30268776

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 8731, 17462, 34924, 69848, 139696, 1999399, 3998798, 7997596, 15995192, 31990384]

約数ペア:

[(1, 31990384), (2, 15995192), (4, 7997596), (8, 3998798), (16, 1999399), (229, 139696), (458, 69848), (916, 34924), (1832, 17462), (3664, 8731)]