18878926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{5683}}^1$

素因数の和:5847

約数の個数: 16

約数和(自身を含む): 31102848

約数和(自身を除く): 12223922

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 5683, 11366, 62513, 125026, 858133, 1716266, 9439463, 18878926]

約数ペア:

[(1, 18878926), (2, 9439463), (11, 1716266), (22, 858133), (151, 125026), (302, 62513), (1661, 11366), (3322, 5683)]