15998958

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1694

約数の個数: 40

約数和(自身を含む): 36459720

約数和(自身を除く): 20460762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1619, 1647, 3238, 3294, 4857, 4941, 9714, 9882, 14571, 29142, 43713, 87426, 98759, 131139, 197518, 262278, 296277, 592554, 888831, 1777662, 2666493, 5332986, 7999479, 15998958]

約数ペア:

[(1, 15998958), (2, 7999479), (3, 5332986), (6, 2666493), (9, 1777662), (18, 888831), (27, 592554), (54, 296277), (61, 262278), (81, 197518), (122, 131139), (162, 98759), (183, 87426), (366, 43713), (549, 29142), (1098, 14571), (1619, 9882), (1647, 9714), (3238, 4941), (3294, 4857)]