19710195

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{57131}}^1$

素因数の和:57162

約数の個数: 16

約数和(自身を含む): 32908032

約数和(自身を除く): 13197837

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 57131, 171393, 285655, 856965, 1314013, 3942039, 6570065, 19710195]

約数ペア:

[(1, 19710195), (3, 6570065), (5, 3942039), (15, 1314013), (23, 856965), (69, 285655), (115, 171393), (345, 57131)]