1998185605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1336579}}^1$

素因数の和:1336620

約数の個数: 16

約数和(自身を含む): 2694545280

約数和(自身を除く): 696359675

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 1336579, 6682895, 17375527, 30741317, 86877635, 153706585, 399637121, 1998185605]

約数ペア:

[(1, 1998185605), (5, 399637121), (13, 153706585), (23, 86877635), (65, 30741317), (115, 17375527), (299, 6682895), (1495, 1336579)]