191660368

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{109897}}^1$

素因数の和:110014

約数の個数: 20

約数和(自身を含む): 374752180

約数和(自身を除く): 183091812

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 109897, 219794, 439588, 879176, 1758352, 11978773, 23957546, 47915092, 95830184, 191660368]

約数ペア:

[(1, 191660368), (2, 95830184), (4, 47915092), (8, 23957546), (16, 11978773), (109, 1758352), (218, 879176), (436, 439588), (872, 219794), (1744, 109897)]