20123686058

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20245157}}^1$

素因数の和:20245237

約数の個数: 16

約数和(自身を含む): 34983633024

約数和(自身を除く): 14859946966

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20245157, 40490314, 141716099, 283432198, 1437406147, 2874812294, 10061843029, 20123686058]

約数ペア:

[(1, 20123686058), (2, 10061843029), (7, 2874812294), (14, 1437406147), (71, 283432198), (142, 141716099), (497, 40490314), (994, 20245157)]