20178486342

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{3191}}^1\times {\mathrm{16729}}^1$

素因数の和:19938

約数の個数: 64

約数和(自身を含む): 51266073600

約数和(自身を除く): 31087587258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 3191, 6382, 9573, 16729, 19146, 22337, 28719, 33458, 44674, 50187, 57438, 67011, 86157, 100374, 117103, 134022, 150561, 172314, 201033, 234206, 301122, 351309, 402066, 451683, 603099, 702618, 903366, 1053927, 1206198, 2107854, 3161781, 6323562, 53382239, 106764478, 160146717, 320293434, 373675673, 480440151, 747351346, 960880302, 1121027019, 1441320453, 2242054038, 2882640906, 3363081057, 6726162114, 10089243171, 20178486342]

約数ペア:

[(1, 20178486342), (2, 10089243171), (3, 6726162114), (6, 3363081057), (7, 2882640906), (9, 2242054038), (14, 1441320453), (18, 1121027019), (21, 960880302), (27, 747351346), (42, 480440151), (54, 373675673), (63, 320293434), (126, 160146717), (189, 106764478), (378, 53382239), (3191, 6323562), (6382, 3161781), (9573, 2107854), (16729, 1206198), (19146, 1053927), (22337, 903366), (28719, 702618), (33458, 603099), (44674, 451683), (50187, 402066), (57438, 351309), (67011, 301122), (86157, 234206), (100374, 201033), (117103, 172314), (134022, 150561)]