19987114

素因数分解:

$2^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1901}}^1$

素因数の和:2661

約数の個数: 16

約数和(自身を含む): 34327296

約数和(自身を除く): 14340182

約数列:

[1, 2, 7, 14, 751, 1502, 1901, 3802, 5257, 10514, 13307, 26614, 1427651, 2855302, 9993557, 19987114]

約数ペア:

[(1, 19987114), (2, 9993557), (7, 2855302), (14, 1427651), (751, 26614), (1502, 13307), (1901, 10514), (3802, 5257)]