20163813355

素因数分解:

$5^1\times 7^2\times {\mathrm{5849}}^1\times {\mathrm{14071}}^1$

素因数の和:19939

約数の個数: 24

約数和(自身を含む): 28153850400

約数和(自身を除く): 7990037045

約数列:

[1, 5, 7, 35, 49, 245, 5849, 14071, 29245, 40943, 70355, 98497, 204715, 286601, 492485, 689479, 1433005, 3447395, 82301279, 411506395, 576108953, 2880544765, 4032762671, 20163813355]

約数ペア:

[(1, 20163813355), (5, 4032762671), (7, 2880544765), (35, 576108953), (49, 411506395), (245, 82301279), (5849, 3447395), (14071, 1433005), (29245, 689479), (40943, 492485), (70355, 286601), (98497, 204715)]