20578392

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6971}}^1$

素因数の和:7024

約数の個数: 48

約数和(自身を含む): 57100680

約数和(自身を除く): 36522288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6971, 13942, 20913, 27884, 41826, 55768, 62739, 83652, 125478, 167304, 250956, 285811, 501912, 571622, 857433, 1143244, 1714866, 2286488, 2572299, 3429732, 5144598, 6859464, 10289196, 20578392]

約数ペア:

[(1, 20578392), (2, 10289196), (3, 6859464), (4, 5144598), (6, 3429732), (8, 2572299), (9, 2286488), (12, 1714866), (18, 1143244), (24, 857433), (36, 571622), (41, 501912), (72, 285811), (82, 250956), (123, 167304), (164, 125478), (246, 83652), (328, 62739), (369, 55768), (492, 41826), (738, 27884), (984, 20913), (1476, 13942), (2952, 6971)]