20164568463

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2654

約数の個数: 128

約数和(自身を含む): 35900928000

約数和(自身を除く): 15736359537

約数列:

[1, 3, 9, 13, 19, 27, 29, 39, 41, 57, 87, 117, 123, 171, 247, 261, 351, 369, 377, 513, 533, 551, 741, 779, 783, 1107, 1131, 1189, 1599, 1653, 2223, 2337, 2543, 3393, 3567, 4797, 4959, 6669, 7011, 7163, 7629, 10127, 10179, 10701, 14391, 14877, 15457, 21033, 21489, 22591, 22887, 30381, 32103, 33059, 46371, 48317, 64467, 67773, 68661, 73747, 91143, 99177, 104263, 139113, 144951, 193401, 203319, 221241, 273429, 293683, 297531, 312789, 417339, 434853, 609957, 628121, 663723, 881049, 892593, 938367, 958711, 1304559, 1355419, 1401193, 1884363, 1980997, 1991169, 2643147, 2815101, 2876133, 3023627, 4066257, 4203579, 5653089, 5942991, 7929441, 8628399, 9070881, 12198771, 12610737, 16959267, 17828973, 18215509, 25752961, 25885197, 27212643, 36596313, 37832211, 39307151, 53486919, 54646527, 57448913, 77258883, 81637929, 117921453, 163939581, 172346739, 231776649, 353764359, 491818743, 517040217, 695329947, 746835869, 1061293077, 1551120651, 2240507607, 6721522821, 20164568463]

約数ペア:

[(1, 20164568463), (3, 6721522821), (9, 2240507607), (13, 1551120651), (19, 1061293077), (27, 746835869), (29, 695329947), (39, 517040217), (41, 491818743), (57, 353764359), (87, 231776649), (117, 172346739), (123, 163939581), (171, 117921453), (247, 81637929), (261, 77258883), (351, 57448913), (369, 54646527), (377, 53486919), (513, 39307151), (533, 37832211), (551, 36596313), (741, 27212643), (779, 25885197), (783, 25752961), (1107, 18215509), (1131, 17828973), (1189, 16959267), (1599, 12610737), (1653, 12198771), (2223, 9070881), (2337, 8628399), (2543, 7929441), (3393, 5942991), (3567, 5653089), (4797, 4203579), (4959, 4066257), (6669, 3023627), (7011, 2876133), (7163, 2815101), (7629, 2643147), (10127, 1991169), (10179, 1980997), (10701, 1884363), (14391, 1401193), (14877, 1355419), (15457, 1304559), (21033, 958711), (21489, 938367), (22591, 892593), (22887, 881049), (30381, 663723), (32103, 628121), (33059, 609957), (46371, 434853), (48317, 417339), (64467, 312789), (67773, 297531), (68661, 293683), (73747, 273429), (91143, 221241), (99177, 203319), (104263, 193401), (139113, 144951)]