18001663

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 19673280

約数和(自身を除く): 1671617

約数列:

[1, 23, 29, 137, 197, 667, 3151, 3973, 4531, 5713, 26989, 91379, 131399, 620747, 782681, 18001663]

約数ペア:

[(1, 18001663), (23, 782681), (29, 620747), (137, 131399), (197, 91379), (667, 26989), (3151, 5713), (3973, 4531)]