18259309

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 21043008

約数和(自身を除く): 2783699

約数列:

[1, 17, 23, 41, 67, 289, 391, 697, 943, 1139, 1541, 2747, 6647, 11849, 16031, 19363, 26197, 46699, 63181, 272527, 445349, 793883, 1074077, 18259309]

約数ペア:

[(1, 18259309), (17, 1074077), (23, 793883), (41, 445349), (67, 272527), (289, 63181), (391, 46699), (697, 26197), (943, 19363), (1139, 16031), (1541, 11849), (2747, 6647)]