20131121468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{978569}}^1$

素因数の和:978749

約数の個数: 24

約数和(自身を含む): 36441946800

約数和(自身を除く): 16310825332

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 5143, 10286, 20572, 978569, 1957138, 3914276, 36207053, 72414106, 136021091, 144828212, 272042182, 544084364, 5032780367, 10065560734, 20131121468]

約数ペア:

[(1, 20131121468), (2, 10065560734), (4, 5032780367), (37, 544084364), (74, 272042182), (139, 144828212), (148, 136021091), (278, 72414106), (556, 36207053), (5143, 3914276), (10286, 1957138), (20572, 978569)]