20191149

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{18541}}^1$

素因数の和:18569

約数の個数: 18

約数和(自身を含む): 32059118

約数和(自身を除く): 11867969

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 18541, 55623, 166869, 203951, 611853, 1835559, 2243461, 6730383, 20191149]

約数ペア:

[(1, 20191149), (3, 6730383), (9, 2243461), (11, 1835559), (33, 611853), (99, 203951), (121, 166869), (363, 55623), (1089, 18541)]