19494778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{521}}^1$

素因数の和:929

約数の個数: 16

約数和(自身を含む): 29935656

約数和(自身を除く): 10440878

約数列:

[1, 2, 53, 106, 353, 521, 706, 1042, 18709, 27613, 37418, 55226, 183913, 367826, 9747389, 19494778]

約数ペア:

[(1, 19494778), (2, 9747389), (53, 367826), (106, 183913), (353, 55226), (521, 37418), (706, 27613), (1042, 18709)]