20916432

素因数分解:

$2^4\times 3^2\times {\mathrm{145253}}^1$

素因数の和:145267

約数の個数: 30

約数和(自身を含む): 58537362

約数和(自身を除く): 37620930

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145253, 290506, 435759, 581012, 871518, 1162024, 1307277, 1743036, 2324048, 2614554, 3486072, 5229108, 6972144, 10458216, 20916432]

約数ペア:

[(1, 20916432), (2, 10458216), (3, 6972144), (4, 5229108), (6, 3486072), (8, 2614554), (9, 2324048), (12, 1743036), (16, 1307277), (18, 1162024), (24, 871518), (36, 581012), (48, 435759), (72, 290506), (144, 145253)]