12008456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 23880000

約数和(自身を除く): 11871544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 397, 398, 794, 796, 1588, 1592, 3176, 3781, 7543, 7562, 15086, 15124, 30172, 30248, 60344, 79003, 158006, 316012, 632024, 1501057, 3002114, 6004228, 12008456]

約数ペア:

[(1, 12008456), (2, 6004228), (4, 3002114), (8, 1501057), (19, 632024), (38, 316012), (76, 158006), (152, 79003), (199, 60344), (397, 30248), (398, 30172), (794, 15124), (796, 15086), (1588, 7562), (1592, 7543), (3176, 3781)]