18472784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{104959}}^1$

素因数の和:104978

約数の個数: 20

約数和(自身を含む): 39045120

約数和(自身を除く): 20572336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 104959, 209918, 419836, 839672, 1154549, 1679344, 2309098, 4618196, 9236392, 18472784]

約数ペア:

[(1, 18472784), (2, 9236392), (4, 4618196), (8, 2309098), (11, 1679344), (16, 1154549), (22, 839672), (44, 419836), (88, 209918), (176, 104959)]