20739968206

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{22229}}^1$

素因数の和:22864

約数の個数: 32

約数和(自身を含む): 33569078400

約数和(自身を除く): 12829110194

約数列:

[1, 2, 19, 38, 43, 86, 571, 817, 1142, 1634, 10849, 21698, 22229, 24553, 44458, 49106, 422351, 466507, 844702, 933014, 955847, 1911694, 12692759, 18161093, 25385518, 36322186, 241162421, 482324842, 545788637, 1091577274, 10369984103, 20739968206]

約数ペア:

[(1, 20739968206), (2, 10369984103), (19, 1091577274), (38, 545788637), (43, 482324842), (86, 241162421), (571, 36322186), (817, 25385518), (1142, 18161093), (1634, 12692759), (10849, 1911694), (21698, 955847), (22229, 933014), (24553, 844702), (44458, 466507), (49106, 422351)]