25257004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{17491}}^1$

素因数の和:17533

約数の個数: 18

約数和(自身を含む): 46651164

約数和(自身を除く): 21394160

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 17491, 34982, 69964, 332329, 664658, 1329316, 6314251, 12628502, 25257004]

約数ペア:

[(1, 25257004), (2, 12628502), (4, 6314251), (19, 1329316), (38, 664658), (76, 332329), (361, 69964), (722, 34982), (1444, 17491)]