20779104

素因数分解:

$2^5\times 3^1\times {\mathrm{263}}^1\times {\mathrm{823}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 54819072

約数和(自身を除く): 34039968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 263, 526, 789, 823, 1052, 1578, 1646, 2104, 2469, 3156, 3292, 4208, 4938, 6312, 6584, 8416, 9876, 12624, 13168, 19752, 25248, 26336, 39504, 79008, 216449, 432898, 649347, 865796, 1298694, 1731592, 2597388, 3463184, 5194776, 6926368, 10389552, 20779104]

約数ペア:

[(1, 20779104), (2, 10389552), (3, 6926368), (4, 5194776), (6, 3463184), (8, 2597388), (12, 1731592), (16, 1298694), (24, 865796), (32, 649347), (48, 432898), (96, 216449), (263, 79008), (526, 39504), (789, 26336), (823, 25248), (1052, 19752), (1578, 13168), (1646, 12624), (2104, 9876), (2469, 8416), (3156, 6584), (3292, 6312), (4208, 4938)]