2054606974

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 3773952000

約数和(自身を除く): 1719345026

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 349, 389, 658, 698, 778, 1081, 2162, 2443, 2723, 4886, 5446, 7567, 8027, 8947, 15134, 16054, 16403, 17894, 18283, 32806, 36566, 56189, 62629, 112378, 114821, 125258, 127981, 135761, 229642, 255962, 271522, 377269, 420509, 754538, 841018, 950327, 1900654, 2640883, 2943563, 3122503, 5281766, 5887126, 6245006, 6380767, 12761534, 21857521, 43715042, 44665369, 89330738, 146757641, 293515282, 1027303487, 2054606974]

約数ペア:

[(1, 2054606974), (2, 1027303487), (7, 293515282), (14, 146757641), (23, 89330738), (46, 44665369), (47, 43715042), (94, 21857521), (161, 12761534), (322, 6380767), (329, 6245006), (349, 5887126), (389, 5281766), (658, 3122503), (698, 2943563), (778, 2640883), (1081, 1900654), (2162, 950327), (2443, 841018), (2723, 754538), (4886, 420509), (5446, 377269), (7567, 271522), (8027, 255962), (8947, 229642), (15134, 135761), (16054, 127981), (16403, 125258), (17894, 114821), (18283, 112378), (32806, 62629), (36566, 56189)]