19019357

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 22325760

約数和(自身を除く): 3306403

約数列:

[1, 7, 67, 107, 379, 469, 749, 2653, 7169, 25393, 40553, 50183, 177751, 283871, 2717051, 19019357]

約数ペア:

[(1, 19019357), (7, 2717051), (67, 283871), (107, 177751), (379, 50183), (469, 40553), (749, 25393), (2653, 7169)]