19878614

素因数分解:

$2^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1051}}^1$

素因数の和:1260

約数の個数: 24

約数和(自身を含む): 34899048

約数和(自身を除く): 15020434

約数列:

[1, 2, 7, 14, 49, 98, 193, 386, 1051, 1351, 2102, 2702, 7357, 9457, 14714, 18914, 51499, 102998, 202843, 405686, 1419901, 2839802, 9939307, 19878614]

約数ペア:

[(1, 19878614), (2, 9939307), (7, 2839802), (14, 1419901), (49, 405686), (98, 202843), (193, 102998), (386, 51499), (1051, 18914), (1351, 14714), (2102, 9457), (2702, 7357)]