19188686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5351}}^1$

素因数の和:5527

約数の個数: 16

約数和(自身を含む): 31598208

約数和(自身を除く): 12409522

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 5351, 10702, 58861, 117722, 872213, 1744426, 9594343, 19188686]

約数ペア:

[(1, 19188686), (2, 9594343), (11, 1744426), (22, 872213), (163, 117722), (326, 58861), (1793, 10702), (3586, 5351)]