18671794

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 12017486

約数列:

[1, 2, 19, 38, 53, 73, 106, 127, 146, 254, 1007, 1387, 2014, 2413, 2774, 3869, 4826, 6731, 7738, 9271, 13462, 18542, 73511, 127889, 147022, 176149, 255778, 352298, 491363, 982726, 9335897, 18671794]

約数ペア:

[(1, 18671794), (2, 9335897), (19, 982726), (38, 491363), (53, 352298), (73, 255778), (106, 176149), (127, 147022), (146, 127889), (254, 73511), (1007, 18542), (1387, 13462), (2014, 9271), (2413, 7738), (2774, 6731), (3869, 4826)]