20169355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7321}}^1$

素因数の和:7374

約数の個数: 16

約数和(自身を含む): 26359200

約数和(自身を除く): 6189845

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 7321, 36605, 139099, 212309, 695495, 1061545, 4033871, 20169355]

約数ペア:

[(1, 20169355), (5, 4033871), (19, 1061545), (29, 695495), (95, 212309), (145, 139099), (551, 36605), (2755, 7321)]