18538262

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28697}}^1$

素因数の和:28735

約数の個数: 16

約数和(自身を含む): 30993840

約数和(自身を除く): 12455578

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 28697, 57394, 487849, 545243, 975698, 1090486, 9269131, 18538262]

約数ペア:

[(1, 18538262), (2, 9269131), (17, 1090486), (19, 975698), (34, 545243), (38, 487849), (323, 57394), (646, 28697)]