20724871105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1\times {\mathrm{6563}}^1$

素因数の和:7065

約数の個数: 32

約数和(自身を含む): 26677776384

約数和(自身を除く): 5952905279

約数列:

[1, 5, 17, 85, 97, 383, 485, 1649, 1915, 6511, 6563, 8245, 32555, 32815, 37151, 111571, 185755, 557855, 631567, 636611, 2513629, 3157835, 3183055, 10822387, 12568145, 42731693, 54111935, 213658465, 243822013, 1219110065, 4144974221, 20724871105]

約数ペア:

[(1, 20724871105), (5, 4144974221), (17, 1219110065), (85, 243822013), (97, 213658465), (383, 54111935), (485, 42731693), (1649, 12568145), (1915, 10822387), (6511, 3183055), (6563, 3157835), (8245, 2513629), (32555, 636611), (32815, 631567), (37151, 557855), (111571, 185755)]