20946859

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 22720320

約数和(自身を除く): 1773461

約数列:

[1, 23, 41, 97, 229, 943, 2231, 3977, 5267, 9389, 22213, 91471, 215947, 510899, 910733, 20946859]

約数ペア:

[(1, 20946859), (23, 910733), (41, 510899), (97, 215947), (229, 91471), (943, 22213), (2231, 9389), (3977, 5267)]