18791712

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1006

約数の個数: 72

約数和(自身を含む): 54250560

約数和(自身を除く): 35458848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 919, 1136, 1278, 1704, 1838, 2272, 2556, 2757, 3408, 3676, 5112, 5514, 6816, 7352, 8271, 10224, 11028, 14704, 16542, 20448, 22056, 29408, 33084, 44112, 65249, 66168, 88224, 130498, 132336, 195747, 260996, 264672, 391494, 521992, 587241, 782988, 1043984, 1174482, 1565976, 2087968, 2348964, 3131952, 4697928, 6263904, 9395856, 18791712]

約数ペア:

[(1, 18791712), (2, 9395856), (3, 6263904), (4, 4697928), (6, 3131952), (8, 2348964), (9, 2087968), (12, 1565976), (16, 1174482), (18, 1043984), (24, 782988), (32, 587241), (36, 521992), (48, 391494), (71, 264672), (72, 260996), (96, 195747), (142, 132336), (144, 130498), (213, 88224), (284, 66168), (288, 65249), (426, 44112), (568, 33084), (639, 29408), (852, 22056), (919, 20448), (1136, 16542), (1278, 14704), (1704, 11028), (1838, 10224), (2272, 8271), (2556, 7352), (2757, 6816), (3408, 5514), (3676, 5112)]