121517008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{399727}}^1$

素因数の和:399754

約数の個数: 20

約数和(自身を含む): 247831360

約数和(自身を除く): 126314352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 399727, 799454, 1598908, 3197816, 6395632, 7594813, 15189626, 30379252, 60758504, 121517008]

約数ペア:

[(1, 121517008), (2, 60758504), (4, 30379252), (8, 15189626), (16, 7594813), (19, 6395632), (38, 3197816), (76, 1598908), (152, 799454), (304, 399727)]