20061964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1999}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 38024000

約数和(自身を除く): 17962036

約数列:

[1, 2, 4, 13, 26, 52, 193, 386, 772, 1999, 2509, 3998, 5018, 7996, 10036, 25987, 51974, 103948, 385807, 771614, 1543228, 5015491, 10030982, 20061964]

約数ペア:

[(1, 20061964), (2, 10030982), (4, 5015491), (13, 1543228), (26, 771614), (52, 385807), (193, 103948), (386, 51974), (772, 25987), (1999, 10036), (2509, 7996), (3998, 5018)]