20271638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1931}}^1$

素因数の和:2143

約数の個数: 16

約数和(自身を含む): 31646160

約数和(自身を除く): 11374522

約数列:

[1, 2, 29, 58, 181, 362, 1931, 3862, 5249, 10498, 55999, 111998, 349511, 699022, 10135819, 20271638]

約数ペア:

[(1, 20271638), (2, 10135819), (29, 699022), (58, 349511), (181, 111998), (362, 55999), (1931, 10498), (3862, 5249)]