20445648

素因数分解:

$2^4\times 3^1\times {\mathrm{193}}^1\times {\mathrm{2207}}^1$

素因数の和:2411

約数の個数: 40

約数和(自身を含む): 53115648

約数和(自身を除く): 32670000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 193, 386, 579, 772, 1158, 1544, 2207, 2316, 3088, 4414, 4632, 6621, 8828, 9264, 13242, 17656, 26484, 35312, 52968, 105936, 425951, 851902, 1277853, 1703804, 2555706, 3407608, 5111412, 6815216, 10222824, 20445648]

約数ペア:

[(1, 20445648), (2, 10222824), (3, 6815216), (4, 5111412), (6, 3407608), (8, 2555706), (12, 1703804), (16, 1277853), (24, 851902), (48, 425951), (193, 105936), (386, 52968), (579, 35312), (772, 26484), (1158, 17656), (1544, 13242), (2207, 9264), (2316, 8828), (3088, 6621), (4414, 4632)]