1640447666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5735831}}^1$

素因数の和:5735857

約数の個数: 16

約数和(自身を含む): 2890859328

約数和(自身を除く): 1250411662

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 5735831, 11471662, 63094141, 74565803, 126188282, 149131606, 820223833, 1640447666]

約数ペア:

[(1, 1640447666), (2, 820223833), (11, 149131606), (13, 126188282), (22, 74565803), (26, 63094141), (143, 11471662), (286, 5735831)]