18504005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14983}}^1$

素因数の和:15020

約数の個数: 16

約数和(自身を含む): 25173120

約数和(自身を除く): 6669115

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 14983, 74915, 194779, 284677, 973895, 1423385, 3700801, 18504005]

約数ペア:

[(1, 18504005), (5, 3700801), (13, 1423385), (19, 973895), (65, 284677), (95, 194779), (247, 74915), (1235, 14983)]