18308191

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 2859809

約数列:

[1, 11, 19, 209, 251, 349, 2761, 3839, 4769, 6631, 52459, 72941, 87599, 963589, 1664381, 18308191]

約数ペア:

[(1, 18308191), (11, 1664381), (19, 963589), (209, 87599), (251, 72941), (349, 52459), (2761, 6631), (3839, 4769)]