20781346938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{5351}}^1$

素因数の和:5568

約数の個数: 96

約数和(自身を含む): 48155668992

約数和(自身を除く): 27374322054

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 163, 209, 326, 361, 418, 489, 627, 722, 978, 1083, 1254, 1793, 2166, 3097, 3586, 3971, 5351, 5379, 6194, 7942, 9291, 10702, 10758, 11913, 16053, 18582, 23826, 32106, 34067, 58843, 58861, 68134, 101669, 102201, 117686, 117722, 176529, 176583, 203338, 204402, 305007, 353058, 353166, 610014, 647273, 872213, 1118359, 1294546, 1744426, 1931711, 1941819, 2236718, 2616639, 3355077, 3863422, 3883638, 5233278, 5795133, 6710154, 9594343, 11590266, 16572047, 19188686, 21248821, 28783029, 33144094, 42497642, 49716141, 57566058, 63746463, 99432282, 127492926, 182292517, 314868893, 364585034, 546877551, 629737786, 944606679, 1093755102, 1889213358, 3463557823, 6927115646, 10390673469, 20781346938]

約数ペア:

[(1, 20781346938), (2, 10390673469), (3, 6927115646), (6, 3463557823), (11, 1889213358), (19, 1093755102), (22, 944606679), (33, 629737786), (38, 546877551), (57, 364585034), (66, 314868893), (114, 182292517), (163, 127492926), (209, 99432282), (326, 63746463), (361, 57566058), (418, 49716141), (489, 42497642), (627, 33144094), (722, 28783029), (978, 21248821), (1083, 19188686), (1254, 16572047), (1793, 11590266), (2166, 9594343), (3097, 6710154), (3586, 5795133), (3971, 5233278), (5351, 3883638), (5379, 3863422), (6194, 3355077), (7942, 2616639), (9291, 2236718), (10702, 1941819), (10758, 1931711), (11913, 1744426), (16053, 1294546), (18582, 1118359), (23826, 872213), (32106, 647273), (34067, 610014), (58843, 353166), (58861, 353058), (68134, 305007), (101669, 204402), (102201, 203338), (117686, 176583), (117722, 176529)]