20833178

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4603}}^1$

素因数の和:4709

約数の個数: 16

約数和(自身を含む): 32706816

約数和(自身を除く): 11873638

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4526, 4603, 9206, 142693, 285386, 336019, 672038, 10416589, 20833178]

約数ペア:

[(1, 20833178), (2, 10416589), (31, 672038), (62, 336019), (73, 285386), (146, 142693), (2263, 9206), (4526, 4603)]