20942552

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{25919}}^1$

素因数の和:26026

約数の個数: 16

約数和(自身を含む): 39657600

約数和(自身を除く): 18715048

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 25919, 51838, 103676, 207352, 2617819, 5235638, 10471276, 20942552]

約数ペア:

[(1, 20942552), (2, 10471276), (4, 5235638), (8, 2617819), (101, 207352), (202, 103676), (404, 51838), (808, 25919)]