20197461

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5297}}^1$

素因数の和:5372

約数の個数: 16

約数和(自身を含む): 28482048

約数和(自身を除く): 8284587

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5297, 15891, 164207, 217177, 492621, 651531, 6732487, 20197461]

約数ペア:

[(1, 20197461), (3, 6732487), (31, 651531), (41, 492621), (93, 217177), (123, 164207), (1271, 15891), (3813, 5297)]