20505135618

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{18503}}^1$

素因数の和:18744

約数の個数: 96

約数和(自身を含む): 50400455040

約数和(自身を除く): 29895319422

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 193, 198, 261, 319, 386, 522, 579, 638, 957, 1158, 1737, 1914, 2123, 2871, 3474, 4246, 5597, 5742, 6369, 11194, 12738, 16791, 18503, 19107, 33582, 37006, 38214, 50373, 55509, 61567, 100746, 111018, 123134, 166527, 184701, 203533, 333054, 369402, 407066, 536587, 554103, 610599, 1073174, 1108206, 1221198, 1609761, 1831797, 3219522, 3571079, 3663594, 4829283, 5902457, 7142158, 9658566, 10713237, 11804914, 17707371, 21426474, 32139711, 35414742, 39281869, 53122113, 64279422, 78563738, 103561291, 106244226, 117845607, 207122582, 235691214, 310683873, 353536821, 621367746, 707073642, 932051619, 1139174201, 1864103238, 2278348402, 3417522603, 6835045206, 10252567809, 20505135618]

約数ペア:

[(1, 20505135618), (2, 10252567809), (3, 6835045206), (6, 3417522603), (9, 2278348402), (11, 1864103238), (18, 1139174201), (22, 932051619), (29, 707073642), (33, 621367746), (58, 353536821), (66, 310683873), (87, 235691214), (99, 207122582), (174, 117845607), (193, 106244226), (198, 103561291), (261, 78563738), (319, 64279422), (386, 53122113), (522, 39281869), (579, 35414742), (638, 32139711), (957, 21426474), (1158, 17707371), (1737, 11804914), (1914, 10713237), (2123, 9658566), (2871, 7142158), (3474, 5902457), (4246, 4829283), (5597, 3663594), (5742, 3571079), (6369, 3219522), (11194, 1831797), (12738, 1609761), (16791, 1221198), (18503, 1108206), (19107, 1073174), (33582, 610599), (37006, 554103), (38214, 536587), (50373, 407066), (55509, 369402), (61567, 333054), (100746, 203533), (111018, 184701), (123134, 166527)]