19168912

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5521}}^1$

素因数の和:5567

約数の個数: 40

約数和(自身を含む): 43822592

約数和(自身を除く): 24653680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5521, 11042, 22084, 38647, 44168, 77294, 88336, 154588, 171151, 309176, 342302, 618352, 684604, 1198057, 1369208, 2396114, 2738416, 4792228, 9584456, 19168912]

約数ペア:

[(1, 19168912), (2, 9584456), (4, 4792228), (7, 2738416), (8, 2396114), (14, 1369208), (16, 1198057), (28, 684604), (31, 618352), (56, 342302), (62, 309176), (112, 171151), (124, 154588), (217, 88336), (248, 77294), (434, 44168), (496, 38647), (868, 22084), (1736, 11042), (3472, 5521)]