220171393

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{18839}}^1$

素因数の和:18912

約数の個数: 16

約数和(自身を含む): 253209600

約数和(自身を除く): 33038207

約数列:

[1, 13, 29, 31, 377, 403, 899, 11687, 18839, 244907, 546331, 584009, 7102303, 7592117, 16936261, 220171393]

約数ペア:

[(1, 220171393), (13, 16936261), (29, 7592117), (31, 7102303), (377, 584009), (403, 546331), (899, 244907), (11687, 18839)]