20734367024

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{13249}}^1$

素因数の和:13510

約数の個数: 80

約数和(自身を含む): 46726920000

約数和(自身を除く): 25992552976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 157, 178, 314, 356, 623, 628, 712, 1099, 1246, 1256, 1424, 2198, 2492, 2512, 4396, 4984, 8792, 9968, 13249, 13973, 17584, 26498, 27946, 52996, 55892, 92743, 97811, 105992, 111784, 185486, 195622, 211984, 223568, 370972, 391244, 741944, 782488, 1179161, 1483888, 1564976, 2080093, 2358322, 4160186, 4716644, 8254127, 8320372, 9433288, 14560651, 16508254, 16640744, 18866576, 29121302, 33016508, 33281488, 58242604, 66033016, 116485208, 132066032, 185128277, 232970416, 370256554, 740513108, 1295897939, 1481026216, 2591795878, 2962052432, 5183591756, 10367183512, 20734367024]

約数ペア:

[(1, 20734367024), (2, 10367183512), (4, 5183591756), (7, 2962052432), (8, 2591795878), (14, 1481026216), (16, 1295897939), (28, 740513108), (56, 370256554), (89, 232970416), (112, 185128277), (157, 132066032), (178, 116485208), (314, 66033016), (356, 58242604), (623, 33281488), (628, 33016508), (712, 29121302), (1099, 18866576), (1246, 16640744), (1256, 16508254), (1424, 14560651), (2198, 9433288), (2492, 8320372), (2512, 8254127), (4396, 4716644), (4984, 4160186), (8792, 2358322), (9968, 2080093), (13249, 1564976), (13973, 1483888), (17584, 1179161), (26498, 782488), (27946, 741944), (52996, 391244), (55892, 370972), (92743, 223568), (97811, 211984), (105992, 195622), (111784, 185486)]