20951108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1657}}^1$

素因数の和:1799

約数の個数: 24

約数和(自身を含む): 38299800

約数和(自身を除く): 17348692

約数列:

[1, 2, 4, 29, 58, 109, 116, 218, 436, 1657, 3161, 3314, 6322, 6628, 12644, 48053, 96106, 180613, 192212, 361226, 722452, 5237777, 10475554, 20951108]

約数ペア:

[(1, 20951108), (2, 10475554), (4, 5237777), (29, 722452), (58, 361226), (109, 192212), (116, 180613), (218, 96106), (436, 48053), (1657, 12644), (3161, 6628), (3314, 6322)]