20119125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4127}}^1$

素因数の和:4158

約数の個数: 32

約数和(自身を含む): 36062208

約数和(自身を除く): 15943083

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4127, 4875, 12381, 20635, 53651, 61905, 103175, 160953, 268255, 309525, 515875, 804765, 1341275, 1547625, 4023825, 6706375, 20119125]

約数ペア:

[(1, 20119125), (3, 6706375), (5, 4023825), (13, 1547625), (15, 1341275), (25, 804765), (39, 515875), (65, 309525), (75, 268255), (125, 160953), (195, 103175), (325, 61905), (375, 53651), (975, 20635), (1625, 12381), (4127, 4875)]