20490054

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262693}}^1$

素因数の和:262711

約数の個数: 16

約数和(自身を含む): 44132592

約数和(自身を除く): 23642538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 262693, 525386, 788079, 1576158, 3415009, 6830018, 10245027, 20490054]

約数ペア:

[(1, 20490054), (2, 10245027), (3, 6830018), (6, 3415009), (13, 1576158), (26, 788079), (39, 525386), (78, 262693)]