20179803

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18131}}^1$

素因数の和:18194

約数の個数: 16

約数和(自身を含む): 31332096

約数和(自身を除く): 11152293

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18131, 54393, 126917, 380751, 960943, 2882829, 6726601, 20179803]

約数ペア:

[(1, 20179803), (3, 6726601), (7, 2882829), (21, 960943), (53, 380751), (159, 126917), (371, 54393), (1113, 18131)]