18628224

素因数分解:

$2^7\times 3^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 49980000

約数和(自身を除く): 31351776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 278, 349, 384, 417, 556, 698, 834, 1047, 1112, 1396, 1668, 2094, 2224, 2792, 3336, 4188, 4448, 5584, 6672, 8376, 8896, 11168, 13344, 16752, 17792, 22336, 26688, 33504, 44672, 48511, 53376, 67008, 97022, 134016, 145533, 194044, 291066, 388088, 582132, 776176, 1164264, 1552352, 2328528, 3104704, 4657056, 6209408, 9314112, 18628224]

約数ペア:

[(1, 18628224), (2, 9314112), (3, 6209408), (4, 4657056), (6, 3104704), (8, 2328528), (12, 1552352), (16, 1164264), (24, 776176), (32, 582132), (48, 388088), (64, 291066), (96, 194044), (128, 145533), (139, 134016), (192, 97022), (278, 67008), (349, 53376), (384, 48511), (417, 44672), (556, 33504), (698, 26688), (834, 22336), (1047, 17792), (1112, 16752), (1396, 13344), (1668, 11168), (2094, 8896), (2224, 8376), (2792, 6672), (3336, 5584), (4188, 4448)]