20541904

素因数分解:

$2^4\times {\mathrm{1069}}^1\times {\mathrm{1201}}^1$

素因数の和:2278

約数の個数: 20

約数和(自身を含む): 39870340

約数和(自身を除く): 19328436

約数列:

[1, 2, 4, 8, 16, 1069, 1201, 2138, 2402, 4276, 4804, 8552, 9608, 17104, 19216, 1283869, 2567738, 5135476, 10270952, 20541904]

約数ペア:

[(1, 20541904), (2, 10270952), (4, 5135476), (8, 2567738), (16, 1283869), (1069, 19216), (1201, 17104), (2138, 9608), (2402, 8552), (4276, 4804)]