20512890864

素因数分解:

$2^4\times 3^2\times {\mathrm{142450631}}^1$

素因数の和:142450645

約数の個数: 30

約数和(自身を含む): 57407604696

約数和(自身を除く): 36894713832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142450631, 284901262, 427351893, 569802524, 854703786, 1139605048, 1282055679, 1709407572, 2279210096, 2564111358, 3418815144, 5128222716, 6837630288, 10256445432, 20512890864]

約数ペア:

[(1, 20512890864), (2, 10256445432), (3, 6837630288), (4, 5128222716), (6, 3418815144), (8, 2564111358), (9, 2279210096), (12, 1709407572), (16, 1282055679), (18, 1139605048), (24, 854703786), (36, 569802524), (48, 427351893), (72, 284901262), (144, 142450631)]