20213272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148627}}^1$

素因数の和:148650

約数の個数: 16

約数和(自身を含む): 40129560

約数和(自身を除く): 19916288

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148627, 297254, 594508, 1189016, 2526659, 5053318, 10106636, 20213272]

約数ペア:

[(1, 20213272), (2, 10106636), (4, 5053318), (8, 2526659), (17, 1189016), (34, 594508), (68, 297254), (136, 148627)]