66996831304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33905279}}^1$

素因数の和:33905317

約数の個数: 32

約数和(自身を含む): 142402176000

約数和(自身を除く): 75405344696

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33905279, 67810558, 135621116, 271242232, 440768627, 644200301, 881537254, 1288400602, 1763074508, 2576801204, 3526149016, 5153602408, 8374603913, 16749207826, 33498415652, 66996831304]

約数ペア:

[(1, 66996831304), (2, 33498415652), (4, 16749207826), (8, 8374603913), (13, 5153602408), (19, 3526149016), (26, 2576801204), (38, 1763074508), (52, 1288400602), (76, 881537254), (104, 644200301), (152, 440768627), (247, 271242232), (494, 135621116), (988, 67810558), (1976, 33905279)]