20255924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9059}}^1$

素因数の和:9119

約数の個数: 24

約数和(自身を含む): 39066720

約数和(自身を除く): 18810796

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9059, 18118, 36236, 117767, 235534, 389537, 471068, 779074, 1558148, 5063981, 10127962, 20255924]

約数ペア:

[(1, 20255924), (2, 10127962), (4, 5063981), (13, 1558148), (26, 779074), (43, 471068), (52, 389537), (86, 235534), (172, 117767), (559, 36236), (1118, 18118), (2236, 9059)]