20215488

素因数分解:

$2^6\times 3^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:725

約数の個数: 56

約数和(自身を含む): 53848000

約数和(自身を除く): 33632512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 211, 422, 499, 633, 844, 998, 1266, 1497, 1688, 1996, 2532, 2994, 3376, 3992, 5064, 5988, 6752, 7984, 10128, 11976, 13504, 15968, 20256, 23952, 31936, 40512, 47904, 95808, 105289, 210578, 315867, 421156, 631734, 842312, 1263468, 1684624, 2526936, 3369248, 5053872, 6738496, 10107744, 20215488]

約数ペア:

[(1, 20215488), (2, 10107744), (3, 6738496), (4, 5053872), (6, 3369248), (8, 2526936), (12, 1684624), (16, 1263468), (24, 842312), (32, 631734), (48, 421156), (64, 315867), (96, 210578), (192, 105289), (211, 95808), (422, 47904), (499, 40512), (633, 31936), (844, 23952), (998, 20256), (1266, 15968), (1497, 13504), (1688, 11976), (1996, 10128), (2532, 7984), (2994, 6752), (3376, 5988), (3992, 5064)]