20734485

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19469}}^1$

素因数の和:19548

約数の個数: 16

約数和(自身を含む): 33644160

約数和(自身を除く): 12909675

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19469, 58407, 97345, 292035, 1382299, 4146897, 6911495, 20734485]

約数ペア:

[(1, 20734485), (3, 6911495), (5, 4146897), (15, 1382299), (71, 292035), (213, 97345), (355, 58407), (1065, 19469)]