20118663

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4057}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 31652400

約数和(自身を除く): 11533737

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4057, 4959, 12171, 36513, 77083, 117653, 231249, 352959, 693747, 1058877, 2235407, 6706221, 20118663]

約数ペア:

[(1, 20118663), (3, 6706221), (9, 2235407), (19, 1058877), (29, 693747), (57, 352959), (87, 231249), (171, 117653), (261, 77083), (551, 36513), (1653, 12171), (4057, 4959)]