20437386

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 43956864

約数和(自身を除く): 23519478

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 137, 138, 141, 274, 282, 411, 529, 822, 1058, 1081, 1587, 2162, 3151, 3174, 3243, 6302, 6439, 6486, 9453, 12878, 18906, 19317, 24863, 38634, 49726, 72473, 74589, 144946, 148097, 149178, 217419, 296194, 434838, 444291, 888582, 3406231, 6812462, 10218693, 20437386]

約数ペア:

[(1, 20437386), (2, 10218693), (3, 6812462), (6, 3406231), (23, 888582), (46, 444291), (47, 434838), (69, 296194), (94, 217419), (137, 149178), (138, 148097), (141, 144946), (274, 74589), (282, 72473), (411, 49726), (529, 38634), (822, 24863), (1058, 19317), (1081, 18906), (1587, 12878), (2162, 9453), (3151, 6486), (3174, 6439), (3243, 6302)]