20804179

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 23474304

約数和(自身を除く): 2670125

約数列:

[1, 11, 41, 163, 283, 451, 1793, 3113, 6683, 11603, 46129, 73513, 127633, 507419, 1891289, 20804179]

約数ペア:

[(1, 20804179), (11, 1891289), (41, 507419), (163, 127633), (283, 73513), (451, 46129), (1793, 11603), (3113, 6683)]