2018682778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{463}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 3757731840

約数和(自身を除く): 1739049062

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 443, 463, 518, 703, 886, 926, 1406, 3101, 3241, 4921, 6202, 6482, 8417, 8797, 9842, 16391, 16834, 17131, 17594, 32782, 34262, 58919, 61579, 114737, 117838, 119917, 123158, 205109, 229474, 239834, 311429, 325489, 410218, 622858, 650978, 1435763, 2180003, 2278423, 2871526, 3897071, 4360006, 4556846, 7589033, 7794142, 15178066, 27279497, 53123231, 54558994, 106246462, 144191627, 288383254, 1009341389, 2018682778]

約数ペア:

[(1, 2018682778), (2, 1009341389), (7, 288383254), (14, 144191627), (19, 106246462), (37, 54558994), (38, 53123231), (74, 27279497), (133, 15178066), (259, 7794142), (266, 7589033), (443, 4556846), (463, 4360006), (518, 3897071), (703, 2871526), (886, 2278423), (926, 2180003), (1406, 1435763), (3101, 650978), (3241, 622858), (4921, 410218), (6202, 325489), (6482, 311429), (8417, 239834), (8797, 229474), (9842, 205109), (16391, 123158), (16834, 119917), (17131, 117838), (17594, 114737), (32782, 61579), (34262, 58919)]