891902008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{19813}}^1$

素因数の和:20167

約数の個数: 32

約数和(自身を含む): 1776126960

約数和(自身を除く): 884224952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 331, 662, 1324, 2648, 5627, 11254, 19813, 22508, 39626, 45016, 79252, 158504, 336821, 673642, 1347284, 2694568, 6558103, 13116206, 26232412, 52464824, 111487751, 222975502, 445951004, 891902008]

約数ペア:

[(1, 891902008), (2, 445951004), (4, 222975502), (8, 111487751), (17, 52464824), (34, 26232412), (68, 13116206), (136, 6558103), (331, 2694568), (662, 1347284), (1324, 673642), (2648, 336821), (5627, 158504), (11254, 79252), (19813, 45016), (22508, 39626)]