19892674

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1137

約数の個数: 16

約数和(自身を含む): 30470400

約数和(自身を除く): 10577726

約数列:

[1, 2, 79, 137, 158, 274, 919, 1838, 10823, 21646, 72601, 125903, 145202, 251806, 9946337, 19892674]

約数ペア:

[(1, 19892674), (2, 9946337), (79, 251806), (137, 145202), (158, 125903), (274, 72601), (919, 21646), (1838, 10823)]