4238791856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{20378807}}^1$

素因数の和:20378828

約数の個数: 20

約数和(自身を含む): 8844402672

約数和(自身を除く): 4605610816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 20378807, 40757614, 81515228, 163030456, 264924491, 326060912, 529848982, 1059697964, 2119395928, 4238791856]

約数ペア:

[(1, 4238791856), (2, 2119395928), (4, 1059697964), (8, 529848982), (13, 326060912), (16, 264924491), (26, 163030456), (52, 81515228), (104, 40757614), (208, 20378807)]