18488921

素因数分解:

${\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 16

約数和(自身を含む): 21081600

約数和(自身を除く): 2592679

約数列:

[1, 11, 29, 121, 319, 479, 1331, 3509, 5269, 13891, 38599, 57959, 152801, 637549, 1680811, 18488921]

約数ペア:

[(1, 18488921), (11, 1680811), (29, 637549), (121, 152801), (319, 57959), (479, 38599), (1331, 13891), (3509, 5269)]