19970291082

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{165041}}^1$

素因数の和:165163

約数の個数: 64

約数和(自身を含む): 47405343744

約数和(自身を除く): 27435052662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 67, 86, 129, 134, 201, 258, 301, 402, 469, 602, 903, 938, 1407, 1806, 2814, 2881, 5762, 8643, 17286, 20167, 40334, 60501, 121002, 165041, 330082, 495123, 990246, 1155287, 2310574, 3465861, 6931722, 7096763, 11057747, 14193526, 21290289, 22115494, 33173241, 42580578, 49677341, 66346482, 77404229, 99354682, 149032023, 154808458, 232212687, 298064046, 464425374, 475483121, 950966242, 1426449363, 2852898726, 3328381847, 6656763694, 9985145541, 19970291082]

約数ペア:

[(1, 19970291082), (2, 9985145541), (3, 6656763694), (6, 3328381847), (7, 2852898726), (14, 1426449363), (21, 950966242), (42, 475483121), (43, 464425374), (67, 298064046), (86, 232212687), (129, 154808458), (134, 149032023), (201, 99354682), (258, 77404229), (301, 66346482), (402, 49677341), (469, 42580578), (602, 33173241), (903, 22115494), (938, 21290289), (1407, 14193526), (1806, 11057747), (2814, 7096763), (2881, 6931722), (5762, 3465861), (8643, 2310574), (17286, 1155287), (20167, 990246), (40334, 495123), (60501, 330082), (121002, 165041)]