19713477

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14011}}^1$

素因数の和:14088

約数の個数: 16

約数和(自身を含む): 30490112

約数和(自身を除く): 10776635

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14011, 42033, 98077, 294231, 938737, 2816211, 6571159, 19713477]

約数ペア:

[(1, 19713477), (3, 6571159), (7, 2816211), (21, 938737), (67, 294231), (201, 98077), (469, 42033), (1407, 14011)]