20929125077

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{3659}}^1$

素因数の和:4353

約数の個数: 32

約数和(自身を含む): 25312911360

約数和(自身を除く): 4383786283

約数列:

[1, 7, 31, 43, 217, 301, 613, 1333, 3659, 4291, 9331, 19003, 25613, 26359, 113429, 133021, 157337, 184513, 794003, 817129, 1101359, 2242967, 4877447, 5719903, 15700769, 34142129, 69531977, 96447581, 486723839, 675133067, 2989875011, 20929125077]

約数ペア:

[(1, 20929125077), (7, 2989875011), (31, 675133067), (43, 486723839), (217, 96447581), (301, 69531977), (613, 34142129), (1333, 15700769), (3659, 5719903), (4291, 4877447), (9331, 2242967), (19003, 1101359), (25613, 817129), (26359, 794003), (113429, 184513), (133021, 157337)]