19089812

素因数分解:

$2^2\times 7^2\times {\mathrm{97397}}^1$

素因数の和:97415

約数の個数: 18

約数和(自身を含む): 38861802

約数和(自身を除く): 19771990

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 97397, 194794, 389588, 681779, 1363558, 2727116, 4772453, 9544906, 19089812]

約数ペア:

[(1, 19089812), (2, 9544906), (4, 4772453), (7, 2727116), (14, 1363558), (28, 681779), (49, 389588), (98, 194794), (196, 97397)]