19194904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2663}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 38841120

約数和(自身を除く): 19646216

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2663, 3604, 5326, 7208, 10652, 21304, 45271, 90542, 141139, 181084, 282278, 362168, 564556, 1129112, 2399363, 4798726, 9597452, 19194904]

約数ペア:

[(1, 19194904), (2, 9597452), (4, 4798726), (8, 2399363), (17, 1129112), (34, 564556), (53, 362168), (68, 282278), (106, 181084), (136, 141139), (212, 90542), (424, 45271), (901, 21304), (1802, 10652), (2663, 7208), (3604, 5326)]