18427390

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25243}}^1$

素因数の和:25323

約数の個数: 16

約数和(自身を含む): 33625008

約数和(自身を除く): 15197618

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25243, 50486, 126215, 252430, 1842739, 3685478, 9213695, 18427390]

約数ペア:

[(1, 18427390), (2, 9213695), (5, 3685478), (10, 1842739), (73, 252430), (146, 126215), (365, 50486), (730, 25243)]