20626488

素因数分解:

$2^3\times 3^4\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 58443000

約数和(自身を除く): 37816512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 139, 162, 216, 229, 278, 324, 417, 458, 556, 648, 687, 834, 916, 1112, 1251, 1374, 1668, 1832, 2061, 2502, 2748, 3336, 3753, 4122, 5004, 5496, 6183, 7506, 8244, 10008, 11259, 12366, 15012, 16488, 18549, 22518, 24732, 30024, 31831, 37098, 45036, 49464, 63662, 74196, 90072, 95493, 127324, 148392, 190986, 254648, 286479, 381972, 572958, 763944, 859437, 1145916, 1718874, 2291832, 2578311, 3437748, 5156622, 6875496, 10313244, 20626488]

約数ペア:

[(1, 20626488), (2, 10313244), (3, 6875496), (4, 5156622), (6, 3437748), (8, 2578311), (9, 2291832), (12, 1718874), (18, 1145916), (24, 859437), (27, 763944), (36, 572958), (54, 381972), (72, 286479), (81, 254648), (108, 190986), (139, 148392), (162, 127324), (216, 95493), (229, 90072), (278, 74196), (324, 63662), (417, 49464), (458, 45036), (556, 37098), (648, 31831), (687, 30024), (834, 24732), (916, 22518), (1112, 18549), (1251, 16488), (1374, 15012), (1668, 12366), (1832, 11259), (2061, 10008), (2502, 8244), (2748, 7506), (3336, 6183), (3753, 5496), (4122, 5004)]