18763329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13003}}^1$

素因数の和:13056

約数の個数: 16

約数和(自身を含む): 27672512

約数和(自身を除く): 8909183

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 13003, 39009, 169039, 481111, 507117, 1443333, 6254443, 18763329]

約数ペア:

[(1, 18763329), (3, 6254443), (13, 1443333), (37, 507117), (39, 481111), (111, 169039), (481, 39009), (1443, 13003)]