19473938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1699}}^1$

素因数の和:2233

約数の個数: 16

約数和(自身を含む): 31946400

約数和(自身を除く): 12472462

約数列:

[1, 2, 11, 22, 521, 1042, 1699, 3398, 5731, 11462, 18689, 37378, 885179, 1770358, 9736969, 19473938]

約数ペア:

[(1, 19473938), (2, 9736969), (11, 1770358), (22, 885179), (521, 37378), (1042, 18689), (1699, 11462), (3398, 5731)]