20157166

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1129}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 30916800

約数和(自身を除く): 10759634

約数列:

[1, 2, 79, 113, 158, 226, 1129, 2258, 8927, 17854, 89191, 127577, 178382, 255154, 10078583, 20157166]

約数ペア:

[(1, 20157166), (2, 10078583), (79, 255154), (113, 178382), (158, 127577), (226, 89191), (1129, 17854), (2258, 8927)]