268304816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1289927}}^1$

素因数の和:1289948

約数の個数: 20

約数和(自身を含む): 559828752

約数和(自身を除く): 291523936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1289927, 2579854, 5159708, 10319416, 16769051, 20638832, 33538102, 67076204, 134152408, 268304816]

約数ペア:

[(1, 268304816), (2, 134152408), (4, 67076204), (8, 33538102), (13, 20638832), (16, 16769051), (26, 10319416), (52, 5159708), (104, 2579854), (208, 1289927)]