20497176

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 64496640

約数和(自身を除く): 43999464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 67, 72, 84, 126, 134, 168, 201, 252, 268, 402, 469, 504, 536, 603, 607, 804, 938, 1206, 1214, 1407, 1608, 1821, 1876, 2412, 2428, 2814, 3642, 3752, 4221, 4249, 4824, 4856, 5463, 5628, 7284, 8442, 8498, 10926, 11256, 12747, 14568, 16884, 16996, 21852, 25494, 33768, 33992, 38241, 40669, 43704, 50988, 76482, 81338, 101976, 122007, 152964, 162676, 244014, 284683, 305928, 325352, 366021, 488028, 569366, 732042, 854049, 976056, 1138732, 1464084, 1708098, 2277464, 2562147, 2928168, 3416196, 5124294, 6832392, 10248588, 20497176]

約数ペア:

[(1, 20497176), (2, 10248588), (3, 6832392), (4, 5124294), (6, 3416196), (7, 2928168), (8, 2562147), (9, 2277464), (12, 1708098), (14, 1464084), (18, 1138732), (21, 976056), (24, 854049), (28, 732042), (36, 569366), (42, 488028), (56, 366021), (63, 325352), (67, 305928), (72, 284683), (84, 244014), (126, 162676), (134, 152964), (168, 122007), (201, 101976), (252, 81338), (268, 76482), (402, 50988), (469, 43704), (504, 40669), (536, 38241), (603, 33992), (607, 33768), (804, 25494), (938, 21852), (1206, 16996), (1214, 16884), (1407, 14568), (1608, 12747), (1821, 11256), (1876, 10926), (2412, 8498), (2428, 8442), (2814, 7284), (3642, 5628), (3752, 5463), (4221, 4856), (4249, 4824)]