20237337

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 31948800

約数和(自身を除く): 11711463

約数列:

[1, 3, 9, 19, 27, 57, 103, 171, 309, 383, 513, 927, 1149, 1957, 2781, 3447, 5871, 7277, 10341, 17613, 21831, 39449, 52839, 65493, 118347, 196479, 355041, 749531, 1065123, 2248593, 6745779, 20237337]

約数ペア:

[(1, 20237337), (3, 6745779), (9, 2248593), (19, 1065123), (27, 749531), (57, 355041), (103, 196479), (171, 118347), (309, 65493), (383, 52839), (513, 39449), (927, 21831), (1149, 17613), (1957, 10341), (2781, 7277), (3447, 5871)]