19080035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 7918237

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 557, 1105, 2015, 2635, 2785, 6851, 7241, 9469, 17267, 34255, 36205, 47345, 86335, 123097, 224471, 293539, 615485, 1122355, 1467695, 3816007, 19080035]

約数ペア:

[(1, 19080035), (5, 3816007), (13, 1467695), (17, 1122355), (31, 615485), (65, 293539), (85, 224471), (155, 123097), (221, 86335), (403, 47345), (527, 36205), (557, 34255), (1105, 17267), (2015, 9469), (2635, 7241), (2785, 6851)]