16989642

素因数分解:

$2^1\times 3^3\times {\mathrm{314623}}^1$

素因数の和:314634

約数の個数: 16

約数和(自身を含む): 37754880

約数和(自身を除く): 20765238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 314623, 629246, 943869, 1887738, 2831607, 5663214, 8494821, 16989642]

約数ペア:

[(1, 16989642), (2, 8494821), (3, 5663214), (6, 2831607), (9, 1887738), (18, 943869), (27, 629246), (54, 314623)]