20935145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54377}}^1$

素因数の和:54400

約数の個数: 16

約数和(自身を含む): 31321728

約数和(自身を除く): 10386583

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 54377, 271885, 380639, 598147, 1903195, 2990735, 4187029, 20935145]

約数ペア:

[(1, 20935145), (5, 4187029), (7, 2990735), (11, 1903195), (35, 598147), (55, 380639), (77, 271885), (385, 54377)]