20736051

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9059}}^1$

素因数の和:9178

約数の個数: 16

約数和(自身を含む): 31891200

約数和(自身を除く): 11155149

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 9059, 27177, 63413, 190239, 987431, 2962293, 6912017, 20736051]

約数ペア:

[(1, 20736051), (3, 6912017), (7, 2962293), (21, 987431), (109, 190239), (327, 63413), (763, 27177), (2289, 9059)]