18765084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 50010240

約数和(自身を除く): 31245156

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 487, 494, 507, 676, 741, 974, 988, 1014, 1461, 1482, 1948, 2028, 2922, 2964, 3211, 5844, 6331, 6422, 9253, 9633, 12662, 12844, 18506, 18993, 19266, 25324, 27759, 37012, 37986, 38532, 55518, 75972, 82303, 111036, 120289, 164606, 240578, 246909, 329212, 360867, 481156, 493818, 721734, 987636, 1443468, 1563757, 3127514, 4691271, 6255028, 9382542, 18765084]

約数ペア:

[(1, 18765084), (2, 9382542), (3, 6255028), (4, 4691271), (6, 3127514), (12, 1563757), (13, 1443468), (19, 987636), (26, 721734), (38, 493818), (39, 481156), (52, 360867), (57, 329212), (76, 246909), (78, 240578), (114, 164606), (156, 120289), (169, 111036), (228, 82303), (247, 75972), (338, 55518), (487, 38532), (494, 37986), (507, 37012), (676, 27759), (741, 25324), (974, 19266), (988, 18993), (1014, 18506), (1461, 12844), (1482, 12662), (1948, 9633), (2028, 9253), (2922, 6422), (2964, 6331), (3211, 5844)]