19275817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 22320000

約数和(自身を除く): 3044183

約数列:

[1, 11, 23, 61, 253, 671, 1249, 1403, 13739, 15433, 28727, 76189, 315997, 838079, 1752347, 19275817]

約数ペア:

[(1, 19275817), (11, 1752347), (23, 838079), (61, 315997), (253, 76189), (671, 28727), (1249, 15433), (1403, 13739)]