18988368

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1872

約数の個数: 80

約数和(自身を含む): 57901056

約数和(自身を除く): 38912688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 1823, 2604, 3472, 3646, 5208, 5469, 7292, 10416, 10938, 12761, 14584, 21876, 25522, 29168, 38283, 43752, 51044, 56513, 76566, 87504, 102088, 113026, 153132, 169539, 204176, 226052, 306264, 339078, 395591, 452104, 612528, 678156, 791182, 904208, 1186773, 1356312, 1582364, 2373546, 2712624, 3164728, 4747092, 6329456, 9494184, 18988368]

約数ペア:

[(1, 18988368), (2, 9494184), (3, 6329456), (4, 4747092), (6, 3164728), (7, 2712624), (8, 2373546), (12, 1582364), (14, 1356312), (16, 1186773), (21, 904208), (24, 791182), (28, 678156), (31, 612528), (42, 452104), (48, 395591), (56, 339078), (62, 306264), (84, 226052), (93, 204176), (112, 169539), (124, 153132), (168, 113026), (186, 102088), (217, 87504), (248, 76566), (336, 56513), (372, 51044), (434, 43752), (496, 38283), (651, 29168), (744, 25522), (868, 21876), (1302, 14584), (1488, 12761), (1736, 10938), (1823, 10416), (2604, 7292), (3472, 5469), (3646, 5208)]