18905520481

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{122503}}^1$

素因数の和:122680

約数の個数: 16

約数和(自身を含む): 20073015424

約数和(自身を除く): 1167494943

約数列:

[1, 37, 43, 97, 1591, 3589, 4171, 122503, 154327, 4532611, 5267629, 11882791, 194902273, 439663267, 510960013, 18905520481]

約数ペア:

[(1, 18905520481), (37, 510960013), (43, 439663267), (97, 194902273), (1591, 11882791), (3589, 5267629), (4171, 4532611), (122503, 154327)]