20171906844

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1\times {\mathrm{1087}}^1$

素因数の和:2135

約数の個数: 96

約数和(自身を含む): 49904418816

約数和(自身を除く): 29732511972

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 947, 1087, 1633, 1894, 2174, 2841, 3261, 3266, 3788, 4348, 4899, 5682, 6522, 6532, 9798, 11364, 13044, 19596, 21781, 25001, 43562, 50002, 65343, 67237, 75003, 77177, 87124, 100004, 130686, 134474, 150006, 154354, 201711, 231531, 261372, 268948, 300012, 308708, 403422, 463062, 806844, 926124, 1029389, 1546451, 1775071, 2058778, 3088167, 3092902, 3550142, 4117556, 4639353, 5325213, 6176334, 6185804, 7100284, 9278706, 10650426, 12352668, 18557412, 21300852, 23675947, 47351894, 71027841, 73086619, 94703788, 142055682, 146173238, 219259857, 284111364, 292346476, 438519714, 877039428, 1680992237, 3361984474, 5042976711, 6723968948, 10085953422, 20171906844]

約数ペア:

[(1, 20171906844), (2, 10085953422), (3, 6723968948), (4, 5042976711), (6, 3361984474), (12, 1680992237), (23, 877039428), (46, 438519714), (69, 292346476), (71, 284111364), (92, 219259857), (138, 146173238), (142, 142055682), (213, 94703788), (276, 73086619), (284, 71027841), (426, 47351894), (852, 23675947), (947, 21300852), (1087, 18557412), (1633, 12352668), (1894, 10650426), (2174, 9278706), (2841, 7100284), (3261, 6185804), (3266, 6176334), (3788, 5325213), (4348, 4639353), (4899, 4117556), (5682, 3550142), (6522, 3092902), (6532, 3088167), (9798, 2058778), (11364, 1775071), (13044, 1546451), (19596, 1029389), (21781, 926124), (25001, 806844), (43562, 463062), (50002, 403422), (65343, 308708), (67237, 300012), (75003, 268948), (77177, 261372), (87124, 231531), (100004, 201711), (130686, 154354), (134474, 150006)]