18171486

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 43200000

約数和(自身を除く): 25028514

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 89, 114, 171, 178, 199, 267, 342, 398, 513, 534, 597, 801, 1026, 1194, 1602, 1691, 1791, 2403, 3382, 3582, 3781, 4806, 5073, 5373, 7562, 10146, 10746, 11343, 15219, 17711, 22686, 30438, 34029, 35422, 45657, 53133, 68058, 91314, 102087, 106266, 159399, 204174, 318798, 336509, 478197, 673018, 956394, 1009527, 2019054, 3028581, 6057162, 9085743, 18171486]

約数ペア:

[(1, 18171486), (2, 9085743), (3, 6057162), (6, 3028581), (9, 2019054), (18, 1009527), (19, 956394), (27, 673018), (38, 478197), (54, 336509), (57, 318798), (89, 204174), (114, 159399), (171, 106266), (178, 102087), (199, 91314), (267, 68058), (342, 53133), (398, 45657), (513, 35422), (534, 34029), (597, 30438), (801, 22686), (1026, 17711), (1194, 15219), (1602, 11343), (1691, 10746), (1791, 10146), (2403, 7562), (3382, 5373), (3582, 5073), (3781, 4806)]