67840816

素因数分解:

$2^4\times {\mathrm{677}}^1\times {\mathrm{6263}}^1$

素因数の和:6948

約数の個数: 20

約数和(自身を含む): 131656752

約数和(自身を除く): 63815936

約数列:

[1, 2, 4, 8, 16, 677, 1354, 2708, 5416, 6263, 10832, 12526, 25052, 50104, 100208, 4240051, 8480102, 16960204, 33920408, 67840816]

約数ペア:

[(1, 67840816), (2, 33920408), (4, 16960204), (8, 8480102), (16, 4240051), (677, 100208), (1354, 50104), (2708, 25052), (5416, 12526), (6263, 10832)]