20163684808

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{4951789}}^1$

素因数の和:4952304

約数の個数: 16

約数和(自身を含む): 37881193500

約数和(自身を除く): 17717508692

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 4951789, 9903578, 19807156, 39614312, 2520460601, 5040921202, 10081842404, 20163684808]

約数ペア:

[(1, 20163684808), (2, 10081842404), (4, 5040921202), (8, 2520460601), (509, 39614312), (1018, 19807156), (2036, 9903578), (4072, 4951789)]