18865544

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 36855000

約数和(自身を除く): 17989456

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 233, 349, 466, 698, 932, 1396, 1864, 2792, 6757, 10121, 13514, 20242, 27028, 40484, 54056, 80968, 81317, 162634, 325268, 650536, 2358193, 4716386, 9432772, 18865544]

約数ペア:

[(1, 18865544), (2, 9432772), (4, 4716386), (8, 2358193), (29, 650536), (58, 325268), (116, 162634), (232, 81317), (233, 80968), (349, 54056), (466, 40484), (698, 27028), (932, 20242), (1396, 13514), (1864, 10121), (2792, 6757)]