18289878

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{70891}}^1$

素因数の和:70939

約数の個数: 16

約数和(自身を含む): 37430976

約数和(自身を除く): 19141098

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 70891, 141782, 212673, 425346, 3048313, 6096626, 9144939, 18289878]

約数ペア:

[(1, 18289878), (2, 9144939), (3, 6096626), (6, 3048313), (43, 425346), (86, 212673), (129, 141782), (258, 70891)]