20896811

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1487}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 23998464

約数和(自身を除く): 3101653

約数列:

[1, 13, 23, 47, 299, 611, 1081, 1487, 14053, 19331, 34201, 69889, 444613, 908557, 1607447, 20896811]

約数ペア:

[(1, 20896811), (13, 1607447), (23, 908557), (47, 444613), (299, 69889), (611, 34201), (1081, 19331), (1487, 14053)]