20491342

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7517}}^1$

素因数の和:7595

約数の個数: 16

約数和(自身を含む): 32477760

約数和(自身を除く): 11986418

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 7517, 15034, 217993, 353299, 435986, 706598, 10245671, 20491342]

約数ペア:

[(1, 20491342), (2, 10245671), (29, 706598), (47, 435986), (58, 353299), (94, 217993), (1363, 15034), (2726, 7517)]