20165478

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{9521}}^1$

素因数の和:9879

約数の個数: 16

約数和(自身を含む): 40449456

約数和(自身を除く): 20283978

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 9521, 19042, 28563, 57126, 3360913, 6721826, 10082739, 20165478]

約数ペア:

[(1, 20165478), (2, 10082739), (3, 6721826), (6, 3360913), (353, 57126), (706, 28563), (1059, 19042), (2118, 9521)]