20325445

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3607}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 29614464

約数和(自身を除く): 9289019

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 3607, 5635, 18035, 25249, 82961, 126245, 176743, 414805, 580727, 883715, 2903635, 4065089, 20325445]

約数ペア:

[(1, 20325445), (5, 4065089), (7, 2903635), (23, 883715), (35, 580727), (49, 414805), (115, 176743), (161, 126245), (245, 82961), (805, 25249), (1127, 18035), (3607, 5635)]