20502335

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1249}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 29070000

約数和(自身を除く): 8567665

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 1249, 2345, 3283, 6245, 8743, 16415, 43715, 61201, 83683, 306005, 418415, 585781, 2928905, 4100467, 20502335]

約数ペア:

[(1, 20502335), (5, 4100467), (7, 2928905), (35, 585781), (49, 418415), (67, 306005), (245, 83683), (335, 61201), (469, 43715), (1249, 16415), (2345, 8743), (3283, 6245)]