20055475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{313}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 27333072

約数和(自身を除く): 7277597

約数列:

[1, 5, 11, 25, 55, 233, 275, 313, 1165, 1565, 2563, 3443, 5825, 7825, 12815, 17215, 64075, 72929, 86075, 364645, 802219, 1823225, 4011095, 20055475]

約数ペア:

[(1, 20055475), (5, 4011095), (11, 1823225), (25, 802219), (55, 364645), (233, 86075), (275, 72929), (313, 64075), (1165, 17215), (1565, 12815), (2563, 7825), (3443, 5825)]