20269968005

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12322169}}^1$

素因数の和:12322228

約数の個数: 16

約数和(自身を含む): 28390279680

約数和(自身を除く): 8120311675

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 12322169, 61610845, 86255183, 431275915, 579141943, 2895709715, 4053993601, 20269968005]

約数ペア:

[(1, 20269968005), (5, 4053993601), (7, 2895709715), (35, 579141943), (47, 431275915), (235, 86255183), (329, 61610845), (1645, 12322169)]