20613758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55117}}^1$

素因数の和:55147

約数の個数: 16

約数和(自身を含む): 35716464

約数和(自身を除く): 15102706

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55117, 110234, 606287, 936989, 1212574, 1873978, 10306879, 20613758]

約数ペア:

[(1, 20613758), (2, 10306879), (11, 1873978), (17, 1212574), (22, 936989), (34, 606287), (187, 110234), (374, 55117)]