19859462

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2213}}^1$

素因数の和:2863

約数の個数: 16

約数和(自身を含む): 34113312

約数和(自身を除く): 14253850

約数列:

[1, 2, 7, 14, 641, 1282, 2213, 4426, 4487, 8974, 15491, 30982, 1418533, 2837066, 9929731, 19859462]

約数ペア:

[(1, 19859462), (2, 9929731), (7, 2837066), (14, 1418533), (641, 30982), (1282, 15491), (2213, 8974), (4426, 4487)]