20147108

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3329}}^1$

素因数の和:3439

約数の個数: 24

約数和(自身を含む): 37762200

約数和(自身を除く): 17615092

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3329, 6052, 6658, 13316, 56593, 113186, 226372, 296281, 592562, 1185124, 5036777, 10073554, 20147108]

約数ペア:

[(1, 20147108), (2, 10073554), (4, 5036777), (17, 1185124), (34, 592562), (68, 296281), (89, 226372), (178, 113186), (356, 56593), (1513, 13316), (3026, 6658), (3329, 6052)]