19808394

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89227}}^1$

素因数の和:89269

約数の個数: 16

約数和(自身を含む): 40687968

約数和(自身を除く): 20879574

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 89227, 178454, 267681, 535362, 3301399, 6602798, 9904197, 19808394]

約数ペア:

[(1, 19808394), (2, 9904197), (3, 6602798), (6, 3301399), (37, 535362), (74, 267681), (111, 178454), (222, 89227)]