18799293

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1$

素因数の和:956

約数の個数: 16

約数和(自身を含む): 25882560

約数和(自身を除く): 7083267

約数列:

[1, 3, 37, 111, 257, 659, 771, 1977, 9509, 24383, 28527, 73149, 169363, 508089, 6266431, 18799293]

約数ペア:

[(1, 18799293), (3, 6266431), (37, 508089), (111, 169363), (257, 73149), (659, 28527), (771, 24383), (1977, 9509)]