20138013

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18803}}^1$

素因数の和:18833

約数の個数: 24

約数和(自身を含む): 35201088

約数和(自身を除く): 15063075

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18803, 56409, 131621, 169227, 319651, 394863, 958953, 1184589, 2237557, 2876859, 6712671, 20138013]

約数ペア:

[(1, 20138013), (3, 6712671), (7, 2876859), (9, 2237557), (17, 1184589), (21, 958953), (51, 394863), (63, 319651), (119, 169227), (153, 131621), (357, 56409), (1071, 18803)]