18337033

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 24071040

約数和(自身を除く): 5734007

約数列:

[1, 11, 13, 17, 19, 143, 187, 209, 221, 247, 323, 397, 2431, 2717, 3553, 4199, 4367, 5161, 6749, 7543, 46189, 56771, 74239, 82973, 87737, 98059, 128231, 965107, 1078649, 1410541, 1667003, 18337033]

約数ペア:

[(1, 18337033), (11, 1667003), (13, 1410541), (17, 1078649), (19, 965107), (143, 128231), (187, 98059), (209, 87737), (221, 82973), (247, 74239), (323, 56771), (397, 46189), (2431, 7543), (2717, 6749), (3553, 5161), (4199, 4367)]