20236866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{647}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 43763328

約数和(自身を除く): 23526462

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 647, 802, 1203, 1294, 1941, 2406, 3882, 5213, 8411, 10426, 15639, 16822, 25233, 31278, 50466, 259447, 518894, 778341, 1556682, 3372811, 6745622, 10118433, 20236866]

約数ペア:

[(1, 20236866), (2, 10118433), (3, 6745622), (6, 3372811), (13, 1556682), (26, 778341), (39, 518894), (78, 259447), (401, 50466), (647, 31278), (802, 25233), (1203, 16822), (1294, 15639), (1941, 10426), (2406, 8411), (3882, 5213)]