18674928

素因数分解:

$2^4\times 3^3\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:467

約数の個数: 80

約数和(自身を含む): 54163200

約数和(自身を除く): 35488272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 139, 144, 216, 278, 311, 417, 432, 556, 622, 834, 933, 1112, 1244, 1251, 1668, 1866, 2224, 2488, 2502, 2799, 3336, 3732, 3753, 4976, 5004, 5598, 6672, 7464, 7506, 8397, 10008, 11196, 14928, 15012, 16794, 20016, 22392, 30024, 33588, 43229, 44784, 60048, 67176, 86458, 129687, 134352, 172916, 259374, 345832, 389061, 518748, 691664, 778122, 1037496, 1167183, 1556244, 2074992, 2334366, 3112488, 4668732, 6224976, 9337464, 18674928]

約数ペア:

[(1, 18674928), (2, 9337464), (3, 6224976), (4, 4668732), (6, 3112488), (8, 2334366), (9, 2074992), (12, 1556244), (16, 1167183), (18, 1037496), (24, 778122), (27, 691664), (36, 518748), (48, 389061), (54, 345832), (72, 259374), (108, 172916), (139, 134352), (144, 129687), (216, 86458), (278, 67176), (311, 60048), (417, 44784), (432, 43229), (556, 33588), (622, 30024), (834, 22392), (933, 20016), (1112, 16794), (1244, 15012), (1251, 14928), (1668, 11196), (1866, 10008), (2224, 8397), (2488, 7506), (2502, 7464), (2799, 6672), (3336, 5598), (3732, 5004), (3753, 4976)]