219954808

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{168677}}^1$

素因数の和:168846

約数の個数: 16

約数和(自身を含む): 414947880

約数和(自身を除く): 194993072

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 168677, 337354, 674708, 1349416, 27494351, 54988702, 109977404, 219954808]

約数ペア:

[(1, 219954808), (2, 109977404), (4, 54988702), (8, 27494351), (163, 1349416), (326, 674708), (652, 337354), (1304, 168677)]