19499254

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{739}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 29836800

約数和(自身を除く): 10337546

約数列:

[1, 2, 79, 158, 167, 334, 739, 1478, 13193, 26386, 58381, 116762, 123413, 246826, 9749627, 19499254]

約数ペア:

[(1, 19499254), (2, 9749627), (79, 246826), (158, 123413), (167, 116762), (334, 58381), (739, 26386), (1478, 13193)]