19259818

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:981

約数の個数: 16

約数和(自身を含む): 29463840

約数和(自身を除く): 10204022

約数列:

[1, 2, 83, 157, 166, 314, 739, 1478, 13031, 26062, 61337, 116023, 122674, 232046, 9629909, 19259818]

約数ペア:

[(1, 19259818), (2, 9629909), (83, 232046), (157, 122674), (166, 116023), (314, 61337), (739, 26062), (1478, 13031)]