20195178135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7199707}}^1$

素因数の和:7199743

約数の個数: 32

約数和(自身を含む): 37323286272

約数和(自身を除く): 17128108137

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7199707, 21599121, 35998535, 79196777, 107995605, 122395019, 237590331, 367185057, 395983885, 611975095, 1187951655, 1346345209, 1835925285, 4039035627, 6731726045, 20195178135]

約数ペア:

[(1, 20195178135), (3, 6731726045), (5, 4039035627), (11, 1835925285), (15, 1346345209), (17, 1187951655), (33, 611975095), (51, 395983885), (55, 367185057), (85, 237590331), (165, 122395019), (187, 107995605), (255, 79196777), (561, 35998535), (935, 21599121), (2805, 7199707)]