18274568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{883}}^1$

素因数の和:1101

約数の個数: 32

約数和(自身を含む): 37128000

約数和(自身を除く): 18853432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 883, 1592, 1766, 2587, 3532, 5174, 7064, 10348, 11479, 20696, 22958, 45916, 91832, 175717, 351434, 702868, 1405736, 2284321, 4568642, 9137284, 18274568]

約数ペア:

[(1, 18274568), (2, 9137284), (4, 4568642), (8, 2284321), (13, 1405736), (26, 702868), (52, 351434), (104, 175717), (199, 91832), (398, 45916), (796, 22958), (883, 20696), (1592, 11479), (1766, 10348), (2587, 7064), (3532, 5174)]