20487432

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{121949}}^1$

素因数の和:121965

約数の個数: 32

約数和(自身を含む): 58536000

約数和(自身を除く): 38048568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121949, 243898, 365847, 487796, 731694, 853643, 975592, 1463388, 1707286, 2560929, 2926776, 3414572, 5121858, 6829144, 10243716, 20487432]

約数ペア:

[(1, 20487432), (2, 10243716), (3, 6829144), (4, 5121858), (6, 3414572), (7, 2926776), (8, 2560929), (12, 1707286), (14, 1463388), (21, 975592), (24, 853643), (28, 731694), (42, 487796), (56, 365847), (84, 243898), (168, 121949)]