20931460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95143}}^1$

素因数の和:95163

約数の個数: 24

約数和(自身を含む): 47952576

約数和(自身を除く): 27021116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95143, 190286, 380572, 475715, 951430, 1046573, 1902860, 2093146, 4186292, 5232865, 10465730, 20931460]

約数ペア:

[(1, 20931460), (2, 10465730), (4, 5232865), (5, 4186292), (10, 2093146), (11, 1902860), (20, 1046573), (22, 951430), (44, 475715), (55, 380572), (110, 190286), (220, 95143)]