20274405

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19037}}^1$

素因数の和:19116

約数の個数: 16

約数和(自身を含む): 32897664

約数和(自身を除く): 12623259

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19037, 57111, 95185, 285555, 1351627, 4054881, 6758135, 20274405]

約数ペア:

[(1, 20274405), (3, 6758135), (5, 4054881), (15, 1351627), (71, 285555), (213, 95185), (355, 57111), (1065, 19037)]