18220911

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{911}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 6731409

約数列:

[1, 3, 59, 113, 177, 339, 911, 2733, 6667, 20001, 53749, 102943, 161247, 308829, 6073637, 18220911]

約数ペア:

[(1, 18220911), (3, 6073637), (59, 308829), (113, 161247), (177, 102943), (339, 53749), (911, 20001), (2733, 6667)]