16719642

素因数分解:

$2^1\times 3^3\times {\mathrm{309623}}^1$

素因数の和:309634

約数の個数: 16

約数和(自身を含む): 37154880

約数和(自身を除く): 20435238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 309623, 619246, 928869, 1857738, 2786607, 5573214, 8359821, 16719642]

約数ペア:

[(1, 16719642), (2, 8359821), (3, 5573214), (6, 2786607), (9, 1857738), (18, 928869), (27, 619246), (54, 309623)]