20178233415

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{141319}}^1$

素因数の和:141516

約数の個数: 48

約数和(自身を含む): 37037145600

約数和(自身を除く): 16858912185

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 167, 171, 285, 501, 835, 855, 1503, 2505, 3173, 7515, 9519, 15865, 28557, 47595, 141319, 142785, 423957, 706595, 1271871, 2119785, 2685061, 6359355, 8055183, 13425305, 23600273, 24165549, 40275915, 70800819, 118001365, 120827745, 212402457, 354004095, 448405187, 1062012285, 1345215561, 2242025935, 4035646683, 6726077805, 20178233415]

約数ペア:

[(1, 20178233415), (3, 6726077805), (5, 4035646683), (9, 2242025935), (15, 1345215561), (19, 1062012285), (45, 448405187), (57, 354004095), (95, 212402457), (167, 120827745), (171, 118001365), (285, 70800819), (501, 40275915), (835, 24165549), (855, 23600273), (1503, 13425305), (2505, 8055183), (3173, 6359355), (7515, 2685061), (9519, 2119785), (15865, 1271871), (28557, 706595), (47595, 423957), (141319, 142785)]