19123377

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10007}}^1$

素因数の和:10037

約数の個数: 24

約数和(自身を含む): 31945536

約数和(自身を除く): 12822159

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10007, 30021, 70049, 130091, 210147, 390273, 490343, 910637, 1471029, 2731911, 6374459, 19123377]

約数ペア:

[(1, 19123377), (3, 6374459), (7, 2731911), (13, 1471029), (21, 910637), (39, 490343), (49, 390273), (91, 210147), (147, 130091), (273, 70049), (637, 30021), (1911, 10007)]