20306075188

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1826743}}^1$

素因数の和:1827151

約数の個数: 24

約数和(自身を含む): 40714470272

約数和(自身を除く): 20408395084

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 1826743, 3653486, 7306972, 12787201, 25574402, 51148804, 725216971, 1450433942, 2900867884, 5076518797, 10153037594, 20306075188]

約数ペア:

[(1, 20306075188), (2, 10153037594), (4, 5076518797), (7, 2900867884), (14, 1450433942), (28, 725216971), (397, 51148804), (794, 25574402), (1588, 12787201), (2779, 7306972), (5558, 3653486), (11116, 1826743)]