19662645

素因数分解:

$3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2423}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 31531392

約数和(自身を除く): 11868747

約数列:

[1, 3, 5, 15, 541, 1623, 2423, 2705, 7269, 8115, 12115, 36345, 1310843, 3932529, 6554215, 19662645]

約数ペア:

[(1, 19662645), (3, 6554215), (5, 3932529), (15, 1310843), (541, 36345), (1623, 12115), (2423, 8115), (2705, 7269)]