18764390

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5669}}^1$

素因数の和:6007

約数の個数: 16

約数和(自身を含む): 33883920

約数和(自身を除く): 15119530

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 5669, 11338, 28345, 56690, 1876439, 3752878, 9382195, 18764390]

約数ペア:

[(1, 18764390), (2, 9382195), (5, 3752878), (10, 1876439), (331, 56690), (662, 28345), (1655, 11338), (3310, 5669)]