20138652545

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{599}}^1\times {\mathrm{911}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 27073267200

約数和(自身を除く): 6934614655

約数列:

[1, 5, 11, 55, 61, 121, 305, 599, 605, 671, 911, 2995, 3355, 4555, 6589, 7381, 10021, 32945, 36539, 36905, 50105, 55571, 72479, 110231, 182695, 277855, 362395, 401929, 545689, 551155, 611281, 2009645, 2728445, 3056405, 4421219, 6002579, 6724091, 22106095, 30012895, 33287029, 33620455, 66028369, 166435145, 330141845, 366157319, 1830786595, 4027730509, 20138652545]

約数ペア:

[(1, 20138652545), (5, 4027730509), (11, 1830786595), (55, 366157319), (61, 330141845), (121, 166435145), (305, 66028369), (599, 33620455), (605, 33287029), (671, 30012895), (911, 22106095), (2995, 6724091), (3355, 6002579), (4555, 4421219), (6589, 3056405), (7381, 2728445), (10021, 2009645), (32945, 611281), (36539, 551155), (36905, 545689), (50105, 401929), (55571, 362395), (72479, 277855), (110231, 182695)]