20104552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2545

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 21021848

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 2447, 4108, 4894, 8216, 9788, 19576, 31811, 63622, 127244, 193313, 254488, 386626, 773252, 1546504, 2513069, 5026138, 10052276, 20104552]

約数ペア:

[(1, 20104552), (2, 10052276), (4, 5026138), (8, 2513069), (13, 1546504), (26, 773252), (52, 386626), (79, 254488), (104, 193313), (158, 127244), (316, 63622), (632, 31811), (1027, 19576), (2054, 9788), (2447, 8216), (4108, 4894)]