18236768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 21389728

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 103, 176, 206, 352, 412, 503, 824, 1006, 1133, 1648, 2012, 2266, 3296, 4024, 4532, 5533, 8048, 9064, 11066, 16096, 18128, 22132, 36256, 44264, 51809, 88528, 103618, 177056, 207236, 414472, 569899, 828944, 1139798, 1657888, 2279596, 4559192, 9118384, 18236768]

約数ペア:

[(1, 18236768), (2, 9118384), (4, 4559192), (8, 2279596), (11, 1657888), (16, 1139798), (22, 828944), (32, 569899), (44, 414472), (88, 207236), (103, 177056), (176, 103618), (206, 88528), (352, 51809), (412, 44264), (503, 36256), (824, 22132), (1006, 18128), (1133, 16096), (1648, 11066), (2012, 9064), (2266, 8048), (3296, 5533), (4024, 4532)]