20236490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 38914560

約数和(自身を除く): 18678070

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 2251, 4495, 4502, 8990, 11255, 22510, 65279, 69781, 130558, 139562, 326395, 348905, 652790, 697810, 2023649, 4047298, 10118245, 20236490]

約数ペア:

[(1, 20236490), (2, 10118245), (5, 4047298), (10, 2023649), (29, 697810), (31, 652790), (58, 348905), (62, 326395), (145, 139562), (155, 130558), (290, 69781), (310, 65279), (899, 22510), (1798, 11255), (2251, 8990), (4495, 4502)]