19000665

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 35268480

約数和(自身を除く): 16267815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 313, 355, 639, 855, 939, 1065, 1349, 1565, 2817, 3195, 4047, 4695, 5947, 6745, 12141, 14085, 17841, 20235, 22223, 29735, 53523, 60705, 66669, 89205, 111115, 200007, 267615, 333345, 422237, 1000035, 1266711, 2111185, 3800133, 6333555, 19000665]

約数ペア:

[(1, 19000665), (3, 6333555), (5, 3800133), (9, 2111185), (15, 1266711), (19, 1000035), (45, 422237), (57, 333345), (71, 267615), (95, 200007), (171, 111115), (213, 89205), (285, 66669), (313, 60705), (355, 53523), (639, 29735), (855, 22223), (939, 20235), (1065, 17841), (1349, 14085), (1565, 12141), (2817, 6745), (3195, 5947), (4047, 4695)]