20554404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131759}}^1$

素因数の和:131779

約数の個数: 24

約数和(自身を含む): 51649920

約数和(自身を除く): 31095516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131759, 263518, 395277, 527036, 790554, 1581108, 1712867, 3425734, 5138601, 6851468, 10277202, 20554404]

約数ペア:

[(1, 20554404), (2, 10277202), (3, 6851468), (4, 5138601), (6, 3425734), (12, 1712867), (13, 1581108), (26, 790554), (39, 527036), (52, 395277), (78, 263518), (156, 131759)]