20847312

素因数分解:

$2^4\times 3^2\times {\mathrm{144773}}^1$

素因数の和:144787

約数の個数: 30

約数和(自身を含む): 58343922

約数和(自身を除く): 37496610

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144773, 289546, 434319, 579092, 868638, 1158184, 1302957, 1737276, 2316368, 2605914, 3474552, 5211828, 6949104, 10423656, 20847312]

約数ペア:

[(1, 20847312), (2, 10423656), (3, 6949104), (4, 5211828), (6, 3474552), (8, 2605914), (9, 2316368), (12, 1737276), (16, 1302957), (18, 1158184), (24, 868638), (36, 579092), (48, 434319), (72, 289546), (144, 144773)]