20651894

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{2647}}^1$

素因数の和:2779

約数の個数: 16

約数和(自身を含む): 32030208

約数和(自身を除く): 11378314

約数列:

[1, 2, 47, 83, 94, 166, 2647, 3901, 5294, 7802, 124409, 219701, 248818, 439402, 10325947, 20651894]

約数ペア:

[(1, 20651894), (2, 10325947), (47, 439402), (83, 248818), (94, 219701), (166, 124409), (2647, 7802), (3901, 5294)]