20884464

素因数分解:

$2^4\times 3^2\times {\mathrm{145031}}^1$

素因数の和:145045

約数の個数: 30

約数和(自身を含む): 58447896

約数和(自身を除く): 37563432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145031, 290062, 435093, 580124, 870186, 1160248, 1305279, 1740372, 2320496, 2610558, 3480744, 5221116, 6961488, 10442232, 20884464]

約数ペア:

[(1, 20884464), (2, 10442232), (3, 6961488), (4, 5221116), (6, 3480744), (8, 2610558), (9, 2320496), (12, 1740372), (16, 1305279), (18, 1160248), (24, 870186), (36, 580124), (48, 435093), (72, 290062), (144, 145031)]