18843813

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5021}}^1$

素因数の和:5169

約数の個数: 16

約数和(自身を含む): 28123200

約数和(自身を除く): 9279387

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5021, 15063, 45189, 135567, 697919, 2093757, 6281271, 18843813]

約数ペア:

[(1, 18843813), (3, 6281271), (9, 2093757), (27, 697919), (139, 135567), (417, 45189), (1251, 15063), (3753, 5021)]