1999880948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 4135756800

約数和(自身を除く): 2135875852

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 223, 247, 313, 377, 446, 494, 551, 626, 754, 892, 988, 1102, 1252, 1508, 2204, 2899, 4069, 4237, 5798, 5947, 6467, 7163, 8138, 8474, 9077, 11596, 11894, 12934, 14326, 16276, 16948, 18154, 23788, 25868, 28652, 36308, 55081, 69799, 77311, 84071, 110162, 118001, 122873, 139598, 154622, 168142, 172463, 220324, 236002, 245746, 279196, 309244, 336284, 344926, 472004, 491492, 689852, 907387, 1326181, 1597349, 1814774, 2024171, 2242019, 2652362, 3194698, 3629548, 4048342, 4484038, 5304724, 6389396, 8096684, 8968076, 17240353, 26314223, 34480706, 38459249, 52628446, 68961412, 76918498, 105256892, 153836996, 499970237, 999940474, 1999880948]

約数ペア:

[(1, 1999880948), (2, 999940474), (4, 499970237), (13, 153836996), (19, 105256892), (26, 76918498), (29, 68961412), (38, 52628446), (52, 38459249), (58, 34480706), (76, 26314223), (116, 17240353), (223, 8968076), (247, 8096684), (313, 6389396), (377, 5304724), (446, 4484038), (494, 4048342), (551, 3629548), (626, 3194698), (754, 2652362), (892, 2242019), (988, 2024171), (1102, 1814774), (1252, 1597349), (1508, 1326181), (2204, 907387), (2899, 689852), (4069, 491492), (4237, 472004), (5798, 344926), (5947, 336284), (6467, 309244), (7163, 279196), (8138, 245746), (8474, 236002), (9077, 220324), (11596, 172463), (11894, 168142), (12934, 154622), (14326, 139598), (16276, 122873), (16948, 118001), (18154, 110162), (23788, 84071), (25868, 77311), (28652, 69799), (36308, 55081)]