20845872

素因数分解:

$2^4\times 3^2\times {\mathrm{144763}}^1$

素因数の和:144777

約数の個数: 30

約数和(自身を含む): 58339892

約数和(自身を除く): 37494020

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144763, 289526, 434289, 579052, 868578, 1158104, 1302867, 1737156, 2316208, 2605734, 3474312, 5211468, 6948624, 10422936, 20845872]

約数ペア:

[(1, 20845872), (2, 10422936), (3, 6948624), (4, 5211468), (6, 3474312), (8, 2605734), (9, 2316208), (12, 1737156), (16, 1302867), (18, 1158104), (24, 868578), (36, 579052), (48, 434289), (72, 289526), (144, 144763)]