20394605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52973}}^1$

素因数の和:52996

約数の個数: 16

約数和(自身を含む): 30513024

約数和(自身を除く): 10118419

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 52973, 264865, 370811, 582703, 1854055, 2913515, 4078921, 20394605]

約数ペア:

[(1, 20394605), (5, 4078921), (7, 2913515), (11, 1854055), (35, 582703), (55, 370811), (77, 264865), (385, 52973)]