20621626

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:989

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 11104454

約数列:

[1, 2, 47, 94, 431, 509, 862, 1018, 20257, 23923, 40514, 47846, 219379, 438758, 10310813, 20621626]

約数ペア:

[(1, 20621626), (2, 10310813), (47, 438758), (94, 219379), (431, 47846), (509, 40514), (862, 23923), (1018, 20257)]