20598565

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 28196640

約数和(自身を除く): 7598075

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1235, 1283, 3211, 6415, 16055, 16679, 24377, 83395, 121885, 216827, 316901, 1084135, 1584505, 4119713, 20598565]

約数ペア:

[(1, 20598565), (5, 4119713), (13, 1584505), (19, 1084135), (65, 316901), (95, 216827), (169, 121885), (247, 83395), (845, 24377), (1235, 16679), (1283, 16055), (3211, 6415)]