20009856

素因数分解:

$2^7\times 3^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 53758080

約数和(自身を除く): 33748224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 321, 384, 428, 487, 642, 856, 974, 1284, 1461, 1712, 1948, 2568, 2922, 3424, 3896, 5136, 5844, 6848, 7792, 10272, 11688, 13696, 15584, 20544, 23376, 31168, 41088, 46752, 52109, 62336, 93504, 104218, 156327, 187008, 208436, 312654, 416872, 625308, 833744, 1250616, 1667488, 2501232, 3334976, 5002464, 6669952, 10004928, 20009856]

約数ペア:

[(1, 20009856), (2, 10004928), (3, 6669952), (4, 5002464), (6, 3334976), (8, 2501232), (12, 1667488), (16, 1250616), (24, 833744), (32, 625308), (48, 416872), (64, 312654), (96, 208436), (107, 187008), (128, 156327), (192, 104218), (214, 93504), (321, 62336), (384, 52109), (428, 46752), (487, 41088), (642, 31168), (856, 23376), (974, 20544), (1284, 15584), (1461, 13696), (1712, 11688), (1948, 10272), (2568, 7792), (2922, 6848), (3424, 5844), (3896, 5136)]