20019374925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{101531}}^1$

素因数の和:101794

約数の個数: 48

約数和(自身を含む): 36259107840

約数和(自身を除く): 16239732915

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 239, 275, 717, 825, 1195, 2629, 3585, 5975, 7887, 13145, 17925, 39435, 65725, 101531, 197175, 304593, 507655, 1116841, 1522965, 2538275, 3350523, 5584205, 7614825, 16752615, 24265909, 27921025, 72797727, 83763075, 121329545, 266924999, 363988635, 606647725, 800774997, 1334624995, 1819943175, 4003874985, 6673124975, 20019374925]

約数ペア:

[(1, 20019374925), (3, 6673124975), (5, 4003874985), (11, 1819943175), (15, 1334624995), (25, 800774997), (33, 606647725), (55, 363988635), (75, 266924999), (165, 121329545), (239, 83763075), (275, 72797727), (717, 27921025), (825, 24265909), (1195, 16752615), (2629, 7614825), (3585, 5584205), (5975, 3350523), (7887, 2538275), (13145, 1522965), (17925, 1116841), (39435, 507655), (65725, 304593), (101531, 197175)]