20706848

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{8191}}^1$

素因数の和:8280

約数の個数: 24

約数和(自身を含む): 41287680

約数和(自身を除く): 20580832

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 8191, 16382, 32764, 65528, 131056, 262112, 647089, 1294178, 2588356, 5176712, 10353424, 20706848]

約数ペア:

[(1, 20706848), (2, 10353424), (4, 5176712), (8, 2588356), (16, 1294178), (32, 647089), (79, 262112), (158, 131056), (316, 65528), (632, 32764), (1264, 16382), (2528, 8191)]