19648742

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 29970864

約数和(自身を除く): 10322122

約数列:

[1, 2, 101, 202, 211, 422, 461, 922, 21311, 42622, 46561, 93122, 97271, 194542, 9824371, 19648742]

約数ペア:

[(1, 19648742), (2, 9824371), (101, 194542), (202, 97271), (211, 93122), (422, 46561), (461, 42622), (922, 21311)]