20065175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 27092016

約数和(自身を除く): 7026841

約数列:

[1, 5, 13, 25, 65, 107, 325, 535, 577, 1391, 2675, 2885, 6955, 7501, 14425, 34775, 37505, 61739, 187525, 308695, 802607, 1543475, 4013035, 20065175]

約数ペア:

[(1, 20065175), (5, 4013035), (13, 1543475), (25, 802607), (65, 308695), (107, 187525), (325, 61739), (535, 37505), (577, 34775), (1391, 14425), (2675, 7501), (2885, 6955)]