18921438

素因数分解:

$2^1\times 3^5\times {\mathrm{38933}}^1$

素因数の和:38950

約数の個数: 24

約数和(自身を含む): 42515928

約数和(自身を除く): 23594490

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 38933, 77866, 116799, 233598, 350397, 700794, 1051191, 2102382, 3153573, 6307146, 9460719, 18921438]

約数ペア:

[(1, 18921438), (2, 9460719), (3, 6307146), (6, 3153573), (9, 2102382), (18, 1051191), (27, 700794), (54, 350397), (81, 233598), (162, 116799), (243, 77866), (486, 38933)]