20120804019

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{7219}}^1\times {\mathrm{18217}}^1$

素因数の和:25459

約数の個数: 24

約数和(自身を含む): 30778946640

約数和(自身を除く): 10658142621

約数列:

[1, 3, 9, 17, 51, 153, 7219, 18217, 21657, 54651, 64971, 122723, 163953, 309689, 368169, 929067, 1104507, 2787201, 131508523, 394525569, 1183576707, 2235644891, 6706934673, 20120804019]

約数ペア:

[(1, 20120804019), (3, 6706934673), (9, 2235644891), (17, 1183576707), (51, 394525569), (153, 131508523), (7219, 2787201), (18217, 1104507), (21657, 929067), (54651, 368169), (64971, 309689), (122723, 163953)]