19836399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 12338961

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 1861, 3553, 5583, 10659, 20471, 31637, 35359, 61413, 94911, 106077, 348007, 388949, 601103, 1044021, 1166847, 1803309, 6612133, 19836399]

約数ペア:

[(1, 19836399), (3, 6612133), (11, 1803309), (17, 1166847), (19, 1044021), (33, 601103), (51, 388949), (57, 348007), (187, 106077), (209, 94911), (323, 61413), (561, 35359), (627, 31637), (969, 20471), (1861, 10659), (3553, 5583)]