20907122

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{3343}}^1$

素因数の和:3457

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 11596558

約数列:

[1, 2, 53, 59, 106, 118, 3127, 3343, 6254, 6686, 177179, 197237, 354358, 394474, 10453561, 20907122]

約数ペア:

[(1, 20907122), (2, 10453561), (53, 394474), (59, 354358), (106, 197237), (118, 177179), (3127, 6686), (3343, 6254)]