19104254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12829186

約数列:

[1, 2, 13, 26, 71, 79, 131, 142, 158, 262, 923, 1027, 1703, 1846, 2054, 3406, 5609, 9301, 10349, 11218, 18602, 20698, 72917, 120913, 134537, 145834, 241826, 269074, 734779, 1469558, 9552127, 19104254]

約数ペア:

[(1, 19104254), (2, 9552127), (13, 1469558), (26, 734779), (71, 269074), (79, 241826), (131, 145834), (142, 134537), (158, 120913), (262, 72917), (923, 20698), (1027, 18602), (1703, 11218), (1846, 10349), (2054, 9301), (3406, 5609)]