19249780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5147}}^1$

素因数の和:5184

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 27452876

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5147, 10294, 20588, 25735, 51470, 56617, 87499, 102940, 113234, 174998, 226468, 283085, 349996, 437495, 566170, 874990, 962489, 1132340, 1749980, 1924978, 3849956, 4812445, 9624890, 19249780]

約数ペア:

[(1, 19249780), (2, 9624890), (4, 4812445), (5, 3849956), (10, 1924978), (11, 1749980), (17, 1132340), (20, 962489), (22, 874990), (34, 566170), (44, 437495), (55, 349996), (68, 283085), (85, 226468), (110, 174998), (170, 113234), (187, 102940), (220, 87499), (340, 56617), (374, 51470), (748, 25735), (935, 20588), (1870, 10294), (3740, 5147)]