838923568

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{20749}}^1$

素因数の和:20802

約数の個数: 60

約数和(自身を含む): 1960626000

約数和(自身を除く): 1121702432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 532, 722, 1064, 1444, 2128, 2527, 2888, 5054, 5776, 10108, 20216, 20749, 40432, 41498, 82996, 145243, 165992, 290486, 331984, 394231, 580972, 788462, 1161944, 1576924, 2323888, 2759617, 3153848, 5519234, 6307696, 7490389, 11038468, 14980778, 22076936, 29961556, 44153872, 52432723, 59923112, 104865446, 119846224, 209730892, 419461784, 838923568]

約数ペア:

[(1, 838923568), (2, 419461784), (4, 209730892), (7, 119846224), (8, 104865446), (14, 59923112), (16, 52432723), (19, 44153872), (28, 29961556), (38, 22076936), (56, 14980778), (76, 11038468), (112, 7490389), (133, 6307696), (152, 5519234), (266, 3153848), (304, 2759617), (361, 2323888), (532, 1576924), (722, 1161944), (1064, 788462), (1444, 580972), (2128, 394231), (2527, 331984), (2888, 290486), (5054, 165992), (5776, 145243), (10108, 82996), (20216, 41498), (20749, 40432)]