20460438

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2383}}^1$

素因数の和:2450

約数の個数: 40

約数和(自身を含む): 46731168

約数和(自身を除く): 26270730

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2383, 2862, 4293, 4766, 7149, 8586, 14298, 21447, 42894, 64341, 126299, 128682, 193023, 252598, 378897, 386046, 757794, 1136691, 2273382, 3410073, 6820146, 10230219, 20460438]

約数ペア:

[(1, 20460438), (2, 10230219), (3, 6820146), (6, 3410073), (9, 2273382), (18, 1136691), (27, 757794), (53, 386046), (54, 378897), (81, 252598), (106, 193023), (159, 128682), (162, 126299), (318, 64341), (477, 42894), (954, 21447), (1431, 14298), (2383, 8586), (2862, 7149), (4293, 4766)]