20238053392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{20807}}^1$

素因数の和:20936

約数の個数: 80

約数和(自身を含む): 42356431872

約数和(自身を除く): 22118378480

約数列:

[1, 2, 4, 8, 16, 31, 37, 53, 62, 74, 106, 124, 148, 212, 248, 296, 424, 496, 592, 848, 1147, 1643, 1961, 2294, 3286, 3922, 4588, 6572, 7844, 9176, 13144, 15688, 18352, 20807, 26288, 31376, 41614, 60791, 83228, 121582, 166456, 243164, 332912, 486328, 645017, 769859, 972656, 1102771, 1290034, 1539718, 2205542, 2580068, 3079436, 4411084, 5160136, 6158872, 8822168, 10320272, 12317744, 17644336, 23865629, 34185901, 40802527, 47731258, 68371802, 81605054, 95462516, 136743604, 163210108, 190925032, 273487208, 326420216, 381850064, 546974416, 652840432, 1264878337, 2529756674, 5059513348, 10119026696, 20238053392]

約数ペア:

[(1, 20238053392), (2, 10119026696), (4, 5059513348), (8, 2529756674), (16, 1264878337), (31, 652840432), (37, 546974416), (53, 381850064), (62, 326420216), (74, 273487208), (106, 190925032), (124, 163210108), (148, 136743604), (212, 95462516), (248, 81605054), (296, 68371802), (424, 47731258), (496, 40802527), (592, 34185901), (848, 23865629), (1147, 17644336), (1643, 12317744), (1961, 10320272), (2294, 8822168), (3286, 6158872), (3922, 5160136), (4588, 4411084), (6572, 3079436), (7844, 2580068), (9176, 2205542), (13144, 1539718), (15688, 1290034), (18352, 1102771), (20807, 972656), (26288, 769859), (31376, 645017), (41614, 486328), (60791, 332912), (83228, 243164), (121582, 166456)]