1890878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 3147120

約数和(自身を除く): 1256242

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 1409, 2818, 15499, 30998, 85949, 171898, 945439, 1890878]

約数ペア:

[(1, 1890878), (2, 945439), (11, 171898), (22, 85949), (61, 30998), (122, 15499), (671, 2818), (1342, 1409)]