20583585

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 20058975

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 83, 99, 135, 165, 167, 249, 297, 415, 495, 501, 747, 835, 913, 1245, 1485, 1503, 1837, 2241, 2505, 2739, 3735, 4509, 4565, 5511, 7515, 8217, 9185, 11205, 13695, 13861, 16533, 22545, 24651, 27555, 41085, 41583, 49599, 69305, 82665, 123255, 124749, 152471, 207915, 247995, 374247, 457413, 623745, 762355, 1372239, 1871235, 2287065, 4116717, 6861195, 20583585]

約数ペア:

[(1, 20583585), (3, 6861195), (5, 4116717), (9, 2287065), (11, 1871235), (15, 1372239), (27, 762355), (33, 623745), (45, 457413), (55, 374247), (83, 247995), (99, 207915), (135, 152471), (165, 124749), (167, 123255), (249, 82665), (297, 69305), (415, 49599), (495, 41583), (501, 41085), (747, 27555), (835, 24651), (913, 22545), (1245, 16533), (1485, 13861), (1503, 13695), (1837, 11205), (2241, 9185), (2505, 8217), (2739, 7515), (3735, 5511), (4509, 4565)]