2161456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{12281}}^1$

素因数の和:12300

約数の個数: 20

約数和(自身を含む): 4568904

約数和(自身を除く): 2407448

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 12281, 24562, 49124, 98248, 135091, 196496, 270182, 540364, 1080728, 2161456]

約数ペア:

[(1, 2161456), (2, 1080728), (4, 540364), (8, 270182), (11, 196496), (16, 135091), (22, 98248), (44, 49124), (88, 24562), (176, 12281)]