20797443

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 32026176

約数和(自身を除く): 11228733

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 751, 1629, 2253, 3077, 6759, 9231, 12767, 27693, 38301, 114903, 135931, 407793, 1223379, 2310827, 6932481, 20797443]

約数ペア:

[(1, 20797443), (3, 6932481), (9, 2310827), (17, 1223379), (51, 407793), (153, 135931), (181, 114903), (543, 38301), (751, 27693), (1629, 12767), (2253, 9231), (3077, 6759)]