20446923

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18371}}^1$

素因数の和:18434

約数の個数: 16

約数和(自身を含む): 31746816

約数和(自身を除く): 11299893

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18371, 55113, 128597, 385791, 973663, 2920989, 6815641, 20446923]

約数ペア:

[(1, 20446923), (3, 6815641), (7, 2920989), (21, 973663), (53, 385791), (159, 128597), (371, 55113), (1113, 18371)]