1998013134

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{3863}}^1$

素因数の和:4249

約数の個数: 64

約数和(自身を含む): 4544064000

約数和(自身を除く): 2546050866

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 349, 494, 698, 741, 1047, 1482, 2094, 3863, 4537, 6631, 7726, 9074, 11589, 13262, 13611, 19893, 23178, 27222, 39786, 50219, 73397, 86203, 100438, 146794, 150657, 172406, 220191, 258609, 301314, 440382, 517218, 954161, 1348187, 1908322, 2696374, 2862483, 4044561, 5724966, 8089122, 17526431, 25615553, 35052862, 51231106, 52579293, 76846659, 105158586, 153693318, 333002189, 666004378, 999006567, 1998013134]

約数ペア:

[(1, 1998013134), (2, 999006567), (3, 666004378), (6, 333002189), (13, 153693318), (19, 105158586), (26, 76846659), (38, 52579293), (39, 51231106), (57, 35052862), (78, 25615553), (114, 17526431), (247, 8089122), (349, 5724966), (494, 4044561), (698, 2862483), (741, 2696374), (1047, 1908322), (1482, 1348187), (2094, 954161), (3863, 517218), (4537, 440382), (6631, 301314), (7726, 258609), (9074, 220191), (11589, 172406), (13262, 150657), (13611, 146794), (19893, 100438), (23178, 86203), (27222, 73397), (39786, 50219)]