19907872

素因数分解:

$2^5\times {\mathrm{769}}^1\times {\mathrm{809}}^1$

素因数の和:1588

約数の個数: 24

約数和(自身を含む): 39293100

約数和(自身を除く): 19385228

約数列:

[1, 2, 4, 8, 16, 32, 769, 809, 1538, 1618, 3076, 3236, 6152, 6472, 12304, 12944, 24608, 25888, 622121, 1244242, 2488484, 4976968, 9953936, 19907872]

約数ペア:

[(1, 19907872), (2, 9953936), (4, 4976968), (8, 2488484), (16, 1244242), (32, 622121), (769, 25888), (809, 24608), (1538, 12944), (1618, 12304), (3076, 6472), (3236, 6152)]