18027954

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 47059200

約数和(自身を除く): 29031246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1289, 1554, 1998, 2331, 2578, 3867, 4662, 6993, 7734, 9023, 11601, 13986, 18046, 23202, 27069, 34803, 47693, 54138, 69606, 81207, 95386, 143079, 162414, 243621, 286158, 333851, 429237, 487242, 667702, 858474, 1001553, 1287711, 2003106, 2575422, 3004659, 6009318, 9013977, 18027954]

約数ペア:

[(1, 18027954), (2, 9013977), (3, 6009318), (6, 3004659), (7, 2575422), (9, 2003106), (14, 1287711), (18, 1001553), (21, 858474), (27, 667702), (37, 487242), (42, 429237), (54, 333851), (63, 286158), (74, 243621), (111, 162414), (126, 143079), (189, 95386), (222, 81207), (259, 69606), (333, 54138), (378, 47693), (518, 34803), (666, 27069), (777, 23202), (999, 18046), (1289, 13986), (1554, 11601), (1998, 9023), (2331, 7734), (2578, 6993), (3867, 4662)]