20090451212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1687139}}^1$

素因数の和:1687385

約数の個数: 24

約数和(自身を含む): 38028135600

約数和(自身を除く): 17937684388

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 916, 2977, 5954, 11908, 1687139, 3374278, 6748556, 21932807, 43865614, 87731228, 386354831, 772709662, 1545419324, 5022612803, 10045225606, 20090451212]

約数ペア:

[(1, 20090451212), (2, 10045225606), (4, 5022612803), (13, 1545419324), (26, 772709662), (52, 386354831), (229, 87731228), (458, 43865614), (916, 21932807), (2977, 6748556), (5954, 3374278), (11908, 1687139)]