20795752012

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{50707}}^1$

素因数の和:50966

約数の個数: 48

約数和(自身を含む): 42299396608

約数和(自身を除く): 21503644596

約数列:

[1, 2, 4, 7, 14, 28, 97, 151, 194, 302, 388, 604, 679, 1057, 1358, 2114, 2716, 4228, 14647, 29294, 50707, 58588, 101414, 102529, 202828, 205058, 354949, 410116, 709898, 1419796, 4918579, 7656757, 9837158, 15313514, 19674316, 30627028, 34430053, 53597299, 68860106, 107194598, 137720212, 214389196, 742705429, 1485410858, 2970821716, 5198938003, 10397876006, 20795752012]

約数ペア:

[(1, 20795752012), (2, 10397876006), (4, 5198938003), (7, 2970821716), (14, 1485410858), (28, 742705429), (97, 214389196), (151, 137720212), (194, 107194598), (302, 68860106), (388, 53597299), (604, 34430053), (679, 30627028), (1057, 19674316), (1358, 15313514), (2114, 9837158), (2716, 7656757), (4228, 4918579), (14647, 1419796), (29294, 709898), (50707, 410116), (58588, 354949), (101414, 205058), (102529, 202828)]