19892229

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1861}}^1$

素因数の和:2380

約数の個数: 16

約数和(自身を含む): 30387840

約数和(自身を除く): 10495611

約数列:

[1, 3, 7, 21, 509, 1527, 1861, 3563, 5583, 10689, 13027, 39081, 947249, 2841747, 6630743, 19892229]

約数ペア:

[(1, 19892229), (3, 6630743), (7, 2841747), (21, 947249), (509, 39081), (1527, 13027), (1861, 10689), (3563, 5583)]