1971886

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2309}}^1$

素因数の和:2379

約数の個数: 16

約数和(自身を含む): 3437280

約数和(自身を除く): 1465394

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 2309, 4618, 16163, 32326, 140849, 281698, 985943, 1971886]

約数ペア:

[(1, 1971886), (2, 985943), (7, 281698), (14, 140849), (61, 32326), (122, 16163), (427, 4618), (854, 2309)]