20169406

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5333}}^1$

素因数の和:5427

約数の個数: 16

約数和(自身を含む): 31747968

約数和(自身を除く): 11578562

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5333, 10666, 165323, 325313, 330646, 650626, 10084703, 20169406]

約数ペア:

[(1, 20169406), (2, 10084703), (31, 650626), (61, 330646), (62, 325313), (122, 165323), (1891, 10666), (3782, 5333)]