20217368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5783}}^1$

素因数の和:5831

約数の個数: 32

約数和(自身を含む): 41644800

約数和(自身を除く): 21427432

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5783, 11566, 23132, 46264, 109877, 133009, 219754, 266018, 439508, 532036, 879016, 1064072, 2527171, 5054342, 10108684, 20217368]

約数ペア:

[(1, 20217368), (2, 10108684), (4, 5054342), (8, 2527171), (19, 1064072), (23, 879016), (38, 532036), (46, 439508), (76, 266018), (92, 219754), (152, 133009), (184, 109877), (437, 46264), (874, 23132), (1748, 11566), (3496, 5783)]