20161097676

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^3\times {\mathrm{81649}}^1$

素因数の和:81716

約数の個数: 72

約数和(自身を含む): 53794286000

約数和(自身を除く): 33633188324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1444, 2166, 3249, 4332, 6498, 6859, 12996, 13718, 20577, 27436, 41154, 61731, 81649, 82308, 123462, 163298, 244947, 246924, 326596, 489894, 734841, 979788, 1469682, 1551331, 2939364, 3102662, 4653993, 6205324, 9307986, 13961979, 18615972, 27923958, 29475289, 55847916, 58950578, 88425867, 117901156, 176851734, 265277601, 353703468, 530555202, 560030491, 1061110404, 1120060982, 1680091473, 2240121964, 3360182946, 5040274419, 6720365892, 10080548838, 20161097676]

約数ペア:

[(1, 20161097676), (2, 10080548838), (3, 6720365892), (4, 5040274419), (6, 3360182946), (9, 2240121964), (12, 1680091473), (18, 1120060982), (19, 1061110404), (36, 560030491), (38, 530555202), (57, 353703468), (76, 265277601), (114, 176851734), (171, 117901156), (228, 88425867), (342, 58950578), (361, 55847916), (684, 29475289), (722, 27923958), (1083, 18615972), (1444, 13961979), (2166, 9307986), (3249, 6205324), (4332, 4653993), (6498, 3102662), (6859, 2939364), (12996, 1551331), (13718, 1469682), (20577, 979788), (27436, 734841), (41154, 489894), (61731, 326596), (81649, 246924), (82308, 244947), (123462, 163298)]