20539598

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 33825600

約数和(自身を除く): 13286002

約数列:

[1, 2, 23, 29, 46, 58, 89, 173, 178, 346, 667, 1334, 2047, 2581, 3979, 4094, 5017, 5162, 7958, 10034, 15397, 30794, 59363, 115391, 118726, 230782, 354131, 446513, 708262, 893026, 10269799, 20539598]

約数ペア:

[(1, 20539598), (2, 10269799), (23, 893026), (29, 708262), (46, 446513), (58, 354131), (89, 230782), (173, 118726), (178, 115391), (346, 59363), (667, 30794), (1334, 15397), (2047, 10034), (2581, 7958), (3979, 5162), (4094, 5017)]