20159295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 35277312

約数和(自身を除く): 15118017

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 1543, 2613, 4355, 4629, 7715, 13065, 20059, 23145, 60177, 100295, 103381, 300885, 310143, 516905, 1343953, 1550715, 4031859, 6719765, 20159295]

約数ペア:

[(1, 20159295), (3, 6719765), (5, 4031859), (13, 1550715), (15, 1343953), (39, 516905), (65, 310143), (67, 300885), (195, 103381), (201, 100295), (335, 60177), (871, 23145), (1005, 20059), (1543, 13065), (2613, 7715), (4355, 4629)]