20165696

素因数分解:

$2^6\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1146

約数の個数: 28

約数和(自身を含む): 40160448

約数和(自身を除く): 19994752

約数列:

[1, 2, 4, 8, 16, 32, 64, 487, 647, 974, 1294, 1948, 2588, 3896, 5176, 7792, 10352, 15584, 20704, 31168, 41408, 315089, 630178, 1260356, 2520712, 5041424, 10082848, 20165696]

約数ペア:

[(1, 20165696), (2, 10082848), (4, 5041424), (8, 2520712), (16, 1260356), (32, 630178), (64, 315089), (487, 41408), (647, 31168), (974, 20704), (1294, 15584), (1948, 10352), (2588, 7792), (3896, 5176)]