20584839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 32131584

約数和(自身を除く): 11546745

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 733, 759, 851, 1221, 2199, 2553, 8063, 9361, 16859, 24189, 27121, 28083, 50577, 81363, 185449, 298331, 556347, 623783, 894993, 1871349, 6861613, 20584839]

約数ペア:

[(1, 20584839), (3, 6861613), (11, 1871349), (23, 894993), (33, 623783), (37, 556347), (69, 298331), (111, 185449), (253, 81363), (407, 50577), (733, 28083), (759, 27121), (851, 24189), (1221, 16859), (2199, 9361), (2553, 8063)]