219329462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{19979}}^1$

素因数の和:20491

約数の個数: 16

約数和(自身を含む): 359640000

約数和(自身を除く): 140310538

約数列:

[1, 2, 11, 22, 499, 998, 5489, 10978, 19979, 39958, 219769, 439538, 9969521, 19939042, 109664731, 219329462]

約数ペア:

[(1, 219329462), (2, 109664731), (11, 19939042), (22, 9969521), (499, 439538), (998, 219769), (5489, 39958), (10978, 19979)]