19341872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109897}}^1$

素因数の和:109916

約数の個数: 20

約数和(自身を含む): 40882056

約数和(自身を除く): 21540184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109897, 219794, 439588, 879176, 1208867, 1758352, 2417734, 4835468, 9670936, 19341872]

約数ペア:

[(1, 19341872), (2, 9670936), (4, 4835468), (8, 2417734), (11, 1758352), (16, 1208867), (22, 879176), (44, 439588), (88, 219794), (176, 109897)]