18466992

素因数分解:

$2^4\times 3^2\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:770

約数の個数: 60

約数和(自身を含む): 51987000

約数和(自身を除く): 33520008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 257, 499, 514, 771, 998, 1028, 1497, 1542, 1996, 2056, 2313, 2994, 3084, 3992, 4112, 4491, 4626, 5988, 6168, 7984, 8982, 9252, 11976, 12336, 17964, 18504, 23952, 35928, 37008, 71856, 128243, 256486, 384729, 512972, 769458, 1025944, 1154187, 1538916, 2051888, 2308374, 3077832, 4616748, 6155664, 9233496, 18466992]

約数ペア:

[(1, 18466992), (2, 9233496), (3, 6155664), (4, 4616748), (6, 3077832), (8, 2308374), (9, 2051888), (12, 1538916), (16, 1154187), (18, 1025944), (24, 769458), (36, 512972), (48, 384729), (72, 256486), (144, 128243), (257, 71856), (499, 37008), (514, 35928), (771, 23952), (998, 18504), (1028, 17964), (1497, 12336), (1542, 11976), (1996, 9252), (2056, 8982), (2313, 7984), (2994, 6168), (3084, 5988), (3992, 4626), (4112, 4491)]