20925095235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{16993}}^1$

素因数の和:17468

約数の個数: 64

約数和(自身を含む): 38762634240

約数和(自身を除く): 17837539005

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 439, 561, 935, 1317, 2195, 2805, 4829, 6585, 7463, 14487, 16993, 22389, 24145, 37315, 50979, 72435, 82093, 84965, 111945, 186923, 246279, 254895, 288881, 410465, 560769, 866643, 934615, 1231395, 1444405, 2803845, 3177691, 4333215, 7459927, 9533073, 15888455, 22379781, 37299635, 47665365, 82059197, 111898905, 126818759, 246177591, 380456277, 410295985, 634093795, 1230887955, 1395006349, 1902281385, 4185019047, 6975031745, 20925095235]

約数ペア:

[(1, 20925095235), (3, 6975031745), (5, 4185019047), (11, 1902281385), (15, 1395006349), (17, 1230887955), (33, 634093795), (51, 410295985), (55, 380456277), (85, 246177591), (165, 126818759), (187, 111898905), (255, 82059197), (439, 47665365), (561, 37299635), (935, 22379781), (1317, 15888455), (2195, 9533073), (2805, 7459927), (4829, 4333215), (6585, 3177691), (7463, 2803845), (14487, 1444405), (16993, 1231395), (22389, 934615), (24145, 866643), (37315, 560769), (50979, 410465), (72435, 288881), (82093, 254895), (84965, 246279), (111945, 186923)]