19909216

素因数分解:

$2^5\times {\mathrm{677}}^1\times {\mathrm{919}}^1$

素因数の和:1606

約数の個数: 24

約数和(自身を含む): 39296880

約数和(自身を除く): 19387664

約数列:

[1, 2, 4, 8, 16, 32, 677, 919, 1354, 1838, 2708, 3676, 5416, 7352, 10832, 14704, 21664, 29408, 622163, 1244326, 2488652, 4977304, 9954608, 19909216]

約数ペア:

[(1, 19909216), (2, 9954608), (4, 4977304), (8, 2488652), (16, 1244326), (32, 622163), (677, 29408), (919, 21664), (1354, 14704), (1838, 10832), (2708, 7352), (3676, 5416)]