28991916

素因数分解:

$2^2\times 3^2\times {\mathrm{805331}}^1$

素因数の和:805341

約数の個数: 18

約数和(自身を含む): 73285212

約数和(自身を除く): 44293296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 805331, 1610662, 2415993, 3221324, 4831986, 7247979, 9663972, 14495958, 28991916]

約数ペア:

[(1, 28991916), (2, 14495958), (3, 9663972), (4, 7247979), (6, 4831986), (9, 3221324), (12, 2415993), (18, 1610662), (36, 805331)]