20218730104

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{4965307}}^1$

素因数の和:4965822

約数の個数: 16

約数和(自身を含む): 37984606200

約数和(自身を除く): 17765876096

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 4965307, 9930614, 19861228, 39722456, 2527341263, 5054682526, 10109365052, 20218730104]

約数ペア:

[(1, 20218730104), (2, 10109365052), (4, 5054682526), (8, 2527341263), (509, 39722456), (1018, 19861228), (2036, 9930614), (4072, 4965307)]