20319133604

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{3049}}^1$

素因数の和:3370

約数の個数: 108

約数和(自身を含む): 45642926700

約数和(自身を除く): 25323793096

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 281, 308, 484, 539, 562, 847, 1078, 1124, 1694, 1967, 2156, 3049, 3091, 3388, 3934, 5929, 6098, 6182, 7868, 11858, 12196, 12364, 13769, 21343, 21637, 23716, 27538, 33539, 34001, 42686, 43274, 55076, 67078, 68002, 85372, 86548, 134156, 136004, 149401, 151459, 234773, 238007, 298802, 302918, 368929, 469546, 476014, 597604, 605836, 737858, 856769, 939092, 952028, 1475716, 1643411, 1666049, 1713538, 2582503, 3286822, 3332098, 3427076, 5165006, 5997383, 6573644, 6664196, 9424459, 10330012, 11994766, 18077521, 18848918, 23989532, 36155042, 37697836, 41981681, 65971213, 72310084, 83963362, 103669049, 131942426, 167926724, 207338098, 263884852, 414676196, 461798491, 725683343, 923596982, 1451366686, 1847193964, 2902733372, 5079783401, 10159566802, 20319133604]

約数ペア:

[(1, 20319133604), (2, 10159566802), (4, 5079783401), (7, 2902733372), (11, 1847193964), (14, 1451366686), (22, 923596982), (28, 725683343), (44, 461798491), (49, 414676196), (77, 263884852), (98, 207338098), (121, 167926724), (154, 131942426), (196, 103669049), (242, 83963362), (281, 72310084), (308, 65971213), (484, 41981681), (539, 37697836), (562, 36155042), (847, 23989532), (1078, 18848918), (1124, 18077521), (1694, 11994766), (1967, 10330012), (2156, 9424459), (3049, 6664196), (3091, 6573644), (3388, 5997383), (3934, 5165006), (5929, 3427076), (6098, 3332098), (6182, 3286822), (7868, 2582503), (11858, 1713538), (12196, 1666049), (12364, 1643411), (13769, 1475716), (21343, 952028), (21637, 939092), (23716, 856769), (27538, 737858), (33539, 605836), (34001, 597604), (42686, 476014), (43274, 469546), (55076, 368929), (67078, 302918), (68002, 298802), (85372, 238007), (86548, 234773), (134156, 151459), (136004, 149401)]