19131472

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5003}}^1$

素因数の和:5250

約数の個数: 20

約数和(自身を含む): 37229760

約数和(自身を除く): 18098288

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5003, 10006, 20012, 40024, 80048, 1195717, 2391434, 4782868, 9565736, 19131472]

約数ペア:

[(1, 19131472), (2, 9565736), (4, 4782868), (8, 2391434), (16, 1195717), (239, 80048), (478, 40024), (956, 20012), (1912, 10006), (3824, 5003)]