1909802015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{11411}}^1$

素因数の和:11623

約数の個数: 32

約数和(自身を含む): 2662191360

約数和(自身を除く): 752389345

約数列:

[1, 5, 11, 17, 55, 85, 179, 187, 895, 935, 1969, 3043, 9845, 11411, 15215, 33473, 57055, 125521, 167365, 193987, 627605, 969935, 2042569, 2133857, 10212845, 10669285, 22468259, 34723673, 112341295, 173618365, 381960403, 1909802015]

約数ペア:

[(1, 1909802015), (5, 381960403), (11, 173618365), (17, 112341295), (55, 34723673), (85, 22468259), (179, 10669285), (187, 10212845), (895, 2133857), (935, 2042569), (1969, 969935), (3043, 627605), (9845, 193987), (11411, 167365), (15215, 125521), (33473, 57055)]