220376

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 450180

約数和(自身を除く): 229804

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 169, 326, 338, 652, 676, 1304, 1352, 2119, 4238, 8476, 16952, 27547, 55094, 110188, 220376]

約数ペア:

[(1, 220376), (2, 110188), (4, 55094), (8, 27547), (13, 16952), (26, 8476), (52, 4238), (104, 2119), (163, 1352), (169, 1304), (326, 676), (338, 652)]