20193485277

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{59693}}^1$

素因数の和:59973

約数の個数: 32

約数和(自身を含む): 31289207040

約数和(自身を除く): 11095721763

約数列:

[1, 3, 7, 21, 89, 181, 267, 543, 623, 1267, 1869, 3801, 16109, 48327, 59693, 112763, 179079, 338289, 417851, 1253553, 5312677, 10804433, 15938031, 32413299, 37188739, 75631031, 111566217, 226893093, 961594537, 2884783611, 6731161759, 20193485277]

約数ペア:

[(1, 20193485277), (3, 6731161759), (7, 2884783611), (21, 961594537), (89, 226893093), (181, 111566217), (267, 75631031), (543, 37188739), (623, 32413299), (1267, 15938031), (1869, 10804433), (3801, 5312677), (16109, 1253553), (48327, 417851), (59693, 338289), (112763, 179079)]