219064828

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{337}}^1\times {\mathrm{997}}^1$

素因数の和:1501

約数の個数: 24

約数和(自身を含む): 387247952

約数和(自身を除く): 168183124

約数列:

[1, 2, 4, 163, 326, 337, 652, 674, 997, 1348, 1994, 3988, 54931, 109862, 162511, 219724, 325022, 335989, 650044, 671978, 1343956, 54766207, 109532414, 219064828]

約数ペア:

[(1, 219064828), (2, 109532414), (4, 54766207), (163, 1343956), (326, 671978), (337, 650044), (652, 335989), (674, 325022), (997, 219724), (1348, 162511), (1994, 109862), (3988, 54931)]