20512971338

素因数分解:

$2^1\times {\mathrm{281}}^1\times {\mathrm{739}}^1\times {\mathrm{49391}}^1$

素因数の和:50413

約数の個数: 16

約数和(自身を含む): 30921367680

約数和(自身を除く): 10408396342

約数列:

[1, 2, 281, 562, 739, 1478, 49391, 98782, 207659, 415318, 13878871, 27757742, 36499949, 72999898, 10256485669, 20512971338]

約数ペア:

[(1, 20512971338), (2, 10256485669), (281, 72999898), (562, 36499949), (739, 27757742), (1478, 13878871), (49391, 415318), (98782, 207659)]