20155321854

素因数分解:

$2^1\times 3^4\times {\mathrm{124415567}}^1$

素因数の和:124415581

約数の個数: 20

約数和(自身を含む): 45162851184

約数和(自身を除く): 25007529330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124415567, 248831134, 373246701, 746493402, 1119740103, 2239480206, 3359220309, 6718440618, 10077660927, 20155321854]

約数ペア:

[(1, 20155321854), (2, 10077660927), (3, 6718440618), (6, 3359220309), (9, 2239480206), (18, 1119740103), (27, 746493402), (54, 373246701), (81, 248831134), (162, 124415567)]