18994301856

素因数分解:

$2^5\times 3^2\times {\mathrm{2473}}^1\times {\mathrm{26669}}^1$

素因数の和:29158

約数の個数: 72

約数和(自身を含む): 54038914020

約数和(自身を除く): 35044612164

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 2473, 4946, 7419, 9892, 14838, 19784, 22257, 26669, 29676, 39568, 44514, 53338, 59352, 79136, 80007, 89028, 106676, 118704, 160014, 178056, 213352, 237408, 240021, 320028, 356112, 426704, 480042, 640056, 712224, 853408, 960084, 1280112, 1920168, 2560224, 3840336, 7680672, 65952437, 131904874, 197857311, 263809748, 395714622, 527619496, 593571933, 791429244, 1055238992, 1187143866, 1582858488, 2110477984, 2374287732, 3165716976, 4748575464, 6331433952, 9497150928, 18994301856]

約数ペア:

[(1, 18994301856), (2, 9497150928), (3, 6331433952), (4, 4748575464), (6, 3165716976), (8, 2374287732), (9, 2110477984), (12, 1582858488), (16, 1187143866), (18, 1055238992), (24, 791429244), (32, 593571933), (36, 527619496), (48, 395714622), (72, 263809748), (96, 197857311), (144, 131904874), (288, 65952437), (2473, 7680672), (4946, 3840336), (7419, 2560224), (9892, 1920168), (14838, 1280112), (19784, 960084), (22257, 853408), (26669, 712224), (29676, 640056), (39568, 480042), (44514, 426704), (53338, 356112), (59352, 320028), (79136, 240021), (80007, 237408), (89028, 213352), (106676, 178056), (118704, 160014)]