18342405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23977}}^1$

素因数の和:24005

約数の個数: 24

約数和(自身を含む): 33665112

約数和(自身を除く): 15322707

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 23977, 71931, 119885, 215793, 359655, 407609, 1078965, 1222827, 2038045, 3668481, 6114135, 18342405]

約数ペア:

[(1, 18342405), (3, 6114135), (5, 3668481), (9, 2038045), (15, 1222827), (17, 1078965), (45, 407609), (51, 359655), (85, 215793), (153, 119885), (255, 71931), (765, 23977)]