25728464

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{8419}}^1$

素因数の和:8618

約数の個数: 20

約数和(自身を含む): 50115840

約数和(自身を除く): 24387376

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 8419, 16838, 33676, 67352, 134704, 1608029, 3216058, 6432116, 12864232, 25728464]

約数ペア:

[(1, 25728464), (2, 12864232), (4, 6432116), (8, 3216058), (16, 1608029), (191, 134704), (382, 67352), (764, 33676), (1528, 16838), (3056, 8419)]