25720996

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5851}}^1$

素因数の和:6019

約数の個数: 24

約数和(自身を含む): 51778496

約数和(自身を除く): 26057500

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 5851, 11702, 23404, 40957, 81914, 163828, 918607, 1837214, 3674428, 6430249, 12860498, 25720996]

約数ペア:

[(1, 25720996), (2, 12860498), (4, 6430249), (7, 3674428), (14, 1837214), (28, 918607), (157, 163828), (314, 81914), (628, 40957), (1099, 23404), (2198, 11702), (4396, 5851)]