20556496

素因数分解:

$2^4\times {\mathrm{983}}^1\times {\mathrm{1307}}^1$

素因数の和:2298

約数の個数: 20

約数和(自身を含む): 39899232

約数和(自身を除く): 19342736

約数列:

[1, 2, 4, 8, 16, 983, 1307, 1966, 2614, 3932, 5228, 7864, 10456, 15728, 20912, 1284781, 2569562, 5139124, 10278248, 20556496]

約数ペア:

[(1, 20556496), (2, 10278248), (4, 5139124), (8, 2569562), (16, 1284781), (983, 20912), (1307, 15728), (1966, 10456), (2614, 7864), (3932, 5228)]