18853863

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{15217}}^1$

素因数の和:15286

約数の個数: 16

約数和(自身を含む): 29218560

約数和(自身を除く): 10364697

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 15217, 45651, 106519, 319557, 897803, 2693409, 6284621, 18853863]

約数ペア:

[(1, 18853863), (3, 6284621), (7, 2693409), (21, 897803), (59, 319557), (177, 106519), (413, 45651), (1239, 15217)]