18878256

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4229}}^1$

素因数の和:4274

約数の個数: 60

約数和(自身を含む): 54550080

約数和(自身を除く): 35671824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4229, 4464, 8458, 12687, 16916, 25374, 33832, 38061, 50748, 67664, 76122, 101496, 131099, 152244, 202992, 262198, 304488, 393297, 524396, 608976, 786594, 1048792, 1179891, 1573188, 2097584, 2359782, 3146376, 4719564, 6292752, 9439128, 18878256]

約数ペア:

[(1, 18878256), (2, 9439128), (3, 6292752), (4, 4719564), (6, 3146376), (8, 2359782), (9, 2097584), (12, 1573188), (16, 1179891), (18, 1048792), (24, 786594), (31, 608976), (36, 524396), (48, 393297), (62, 304488), (72, 262198), (93, 202992), (124, 152244), (144, 131099), (186, 101496), (248, 76122), (279, 67664), (372, 50748), (496, 38061), (558, 33832), (744, 25374), (1116, 16916), (1488, 12687), (2232, 8458), (4229, 4464)]