31408688

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{26891}}^1$

素因数の和:26972

約数の個数: 20

約数和(自身を含む): 61690248

約数和(自身を除く): 30281560

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 26891, 53782, 107564, 215128, 430256, 1963043, 3926086, 7852172, 15704344, 31408688]

約数ペア:

[(1, 31408688), (2, 15704344), (4, 7852172), (8, 3926086), (16, 1963043), (73, 430256), (146, 215128), (292, 107564), (584, 53782), (1168, 26891)]