20988432

素因数分解:

$2^4\times 3^2\times {\mathrm{145753}}^1$

素因数の和:145767

約数の個数: 30

約数和(自身を含む): 58738862

約数和(自身を除く): 37750430

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145753, 291506, 437259, 583012, 874518, 1166024, 1311777, 1749036, 2332048, 2623554, 3498072, 5247108, 6996144, 10494216, 20988432]

約数ペア:

[(1, 20988432), (2, 10494216), (3, 6996144), (4, 5247108), (6, 3498072), (8, 2623554), (9, 2332048), (12, 1749036), (16, 1311777), (18, 1166024), (24, 874518), (36, 583012), (48, 437259), (72, 291506), (144, 145753)]