19480671

素因数分解:

$3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{829}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 32283680

約数和(自身を除く): 12803009

約数列:

[1, 3, 7, 9, 21, 63, 373, 829, 1119, 2487, 2611, 3357, 5803, 7461, 7833, 17409, 23499, 52227, 309217, 927651, 2164519, 2782953, 6493557, 19480671]

約数ペア:

[(1, 19480671), (3, 6493557), (7, 2782953), (9, 2164519), (21, 927651), (63, 309217), (373, 52227), (829, 23499), (1119, 17409), (2487, 7833), (2611, 7461), (3357, 5803)]