20896608

素因数分解:

$2^5\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2119

約数の個数: 48

約数和(自身を含む): 55384560

約数和(自身を除く): 34487952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 109, 218, 327, 436, 654, 872, 1308, 1744, 1997, 2616, 3488, 3994, 5232, 5991, 7988, 10464, 11982, 15976, 23964, 31952, 47928, 63904, 95856, 191712, 217673, 435346, 653019, 870692, 1306038, 1741384, 2612076, 3482768, 5224152, 6965536, 10448304, 20896608]

約数ペア:

[(1, 20896608), (2, 10448304), (3, 6965536), (4, 5224152), (6, 3482768), (8, 2612076), (12, 1741384), (16, 1306038), (24, 870692), (32, 653019), (48, 435346), (96, 217673), (109, 191712), (218, 95856), (327, 63904), (436, 47928), (654, 31952), (872, 23964), (1308, 15976), (1744, 11982), (1997, 10464), (2616, 7988), (3488, 5991), (3994, 5232)]