19517091

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11159}}^1$

素因数の和:11226

約数の個数: 16

約数和(自身を含む): 28926720

約数和(自身を除く): 9409629

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 11159, 33477, 122749, 368247, 591427, 1774281, 6505697, 19517091]

約数ペア:

[(1, 19517091), (3, 6505697), (11, 1774281), (33, 591427), (53, 368247), (159, 122749), (583, 33477), (1749, 11159)]