20330079

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 37158912

約数和(自身を除く): 16828833

約数列:

[1, 3, 7, 11, 17, 21, 31, 33, 51, 77, 93, 119, 167, 187, 217, 231, 341, 357, 501, 527, 561, 651, 1023, 1169, 1309, 1581, 1837, 2387, 2839, 3507, 3689, 3927, 5177, 5511, 5797, 7161, 8517, 11067, 12859, 15531, 17391, 19873, 31229, 36239, 38577, 40579, 56947, 59619, 88009, 93687, 108717, 121737, 170841, 218603, 264027, 398629, 616063, 655809, 968099, 1195887, 1848189, 2904297, 6776693, 20330079]

約数ペア:

[(1, 20330079), (3, 6776693), (7, 2904297), (11, 1848189), (17, 1195887), (21, 968099), (31, 655809), (33, 616063), (51, 398629), (77, 264027), (93, 218603), (119, 170841), (167, 121737), (187, 108717), (217, 93687), (231, 88009), (341, 59619), (357, 56947), (501, 40579), (527, 38577), (561, 36239), (651, 31229), (1023, 19873), (1169, 17391), (1309, 15531), (1581, 12859), (1837, 11067), (2387, 8517), (2839, 7161), (3507, 5797), (3689, 5511), (3927, 5177)]