18890856

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4447}}^1$

素因数の和:4518

約数の個数: 48

約数和(自身を含む): 52041600

約数和(自身を除く): 33150744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 118, 177, 236, 354, 472, 531, 708, 1062, 1416, 2124, 4248, 4447, 8894, 13341, 17788, 26682, 35576, 40023, 53364, 80046, 106728, 160092, 262373, 320184, 524746, 787119, 1049492, 1574238, 2098984, 2361357, 3148476, 4722714, 6296952, 9445428, 18890856]

約数ペア:

[(1, 18890856), (2, 9445428), (3, 6296952), (4, 4722714), (6, 3148476), (8, 2361357), (9, 2098984), (12, 1574238), (18, 1049492), (24, 787119), (36, 524746), (59, 320184), (72, 262373), (118, 160092), (177, 106728), (236, 80046), (354, 53364), (472, 40023), (531, 35576), (708, 26682), (1062, 17788), (1416, 13341), (2124, 8894), (4248, 4447)]