19687310

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85597}}^1$

素因数の和:85627

約数の個数: 16

約数和(自身を含む): 36978336

約数和(自身を除く): 17291026

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 85597, 171194, 427985, 855970, 1968731, 3937462, 9843655, 19687310]

約数ペア:

[(1, 19687310), (2, 9843655), (5, 3937462), (10, 1968731), (23, 855970), (46, 427985), (115, 171194), (230, 85597)]