20637876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 59100160

約数和(自身を除く): 38462284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 67, 76, 84, 114, 133, 134, 193, 201, 228, 266, 268, 386, 399, 402, 469, 532, 579, 772, 798, 804, 938, 1158, 1273, 1351, 1407, 1596, 1876, 2316, 2546, 2702, 2814, 3667, 3819, 4053, 5092, 5404, 5628, 7334, 7638, 8106, 8911, 11001, 12931, 14668, 15276, 16212, 17822, 22002, 25669, 25862, 26733, 35644, 38793, 44004, 51338, 51724, 53466, 77007, 77586, 90517, 102676, 106932, 154014, 155172, 181034, 245689, 271551, 308028, 362068, 491378, 543102, 737067, 982756, 1086204, 1474134, 1719823, 2948268, 3439646, 5159469, 6879292, 10318938, 20637876]

約数ペア:

[(1, 20637876), (2, 10318938), (3, 6879292), (4, 5159469), (6, 3439646), (7, 2948268), (12, 1719823), (14, 1474134), (19, 1086204), (21, 982756), (28, 737067), (38, 543102), (42, 491378), (57, 362068), (67, 308028), (76, 271551), (84, 245689), (114, 181034), (133, 155172), (134, 154014), (193, 106932), (201, 102676), (228, 90517), (266, 77586), (268, 77007), (386, 53466), (399, 51724), (402, 51338), (469, 44004), (532, 38793), (579, 35644), (772, 26733), (798, 25862), (804, 25669), (938, 22002), (1158, 17822), (1273, 16212), (1351, 15276), (1407, 14668), (1596, 12931), (1876, 11001), (2316, 8911), (2546, 8106), (2702, 7638), (2814, 7334), (3667, 5628), (3819, 5404), (4053, 5092)]