20540324

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{10949}}^1$

素因数の和:11027

約数の個数: 24

約数和(自身を含む): 41697600

約数和(自身を除く): 21157276

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 10949, 21898, 43796, 76643, 153286, 306572, 733583, 1467166, 2934332, 5135081, 10270162, 20540324]

約数ペア:

[(1, 20540324), (2, 10270162), (4, 5135081), (7, 2934332), (14, 1467166), (28, 733583), (67, 306572), (134, 153286), (268, 76643), (469, 43796), (938, 21898), (1876, 10949)]