20199453992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{48649}}^1$

素因数の和:48786

約数の個数: 64

約数和(自身を含む): 41613264000

約数和(自身を除く): 21413810008

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 71, 86, 136, 142, 172, 284, 344, 568, 731, 1207, 1462, 2414, 2924, 3053, 4828, 5848, 6106, 9656, 12212, 24424, 48649, 51901, 97298, 103802, 194596, 207604, 389192, 415208, 827033, 1654066, 2091907, 3308132, 3454079, 4183814, 6616264, 6908158, 8367628, 13816316, 16735256, 27632632, 35562419, 58719343, 71124838, 117438686, 142249676, 148525397, 234877372, 284499352, 297050794, 469754744, 594101588, 1188203176, 2524931749, 5049863498, 10099726996, 20199453992]

約数ペア:

[(1, 20199453992), (2, 10099726996), (4, 5049863498), (8, 2524931749), (17, 1188203176), (34, 594101588), (43, 469754744), (68, 297050794), (71, 284499352), (86, 234877372), (136, 148525397), (142, 142249676), (172, 117438686), (284, 71124838), (344, 58719343), (568, 35562419), (731, 27632632), (1207, 16735256), (1462, 13816316), (2414, 8367628), (2924, 6908158), (3053, 6616264), (4828, 4183814), (5848, 3454079), (6106, 3308132), (9656, 2091907), (12212, 1654066), (24424, 827033), (48649, 415208), (51901, 389192), (97298, 207604), (103802, 194596)]