20107384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5573}}^1$

素因数の和:5631

約数の個数: 32

約数和(自身を含む): 42139440

約数和(自身を除く): 22032056

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5573, 11146, 22292, 44584, 61303, 122606, 228493, 245212, 456986, 490424, 913972, 1827944, 2513423, 5026846, 10053692, 20107384]

約数ペア:

[(1, 20107384), (2, 10053692), (4, 5026846), (8, 2513423), (11, 1827944), (22, 913972), (41, 490424), (44, 456986), (82, 245212), (88, 228493), (164, 122606), (328, 61303), (451, 44584), (902, 22292), (1804, 11146), (3608, 5573)]