2089804984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{673}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 4270464000

約数和(自身を除く): 2180659016

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 659, 673, 1178, 1318, 1346, 2356, 2636, 2692, 4712, 5272, 5384, 12521, 12787, 20429, 20863, 25042, 25574, 40858, 41726, 50084, 51148, 81716, 83452, 100168, 102296, 163432, 166904, 388151, 396397, 443507, 776302, 792794, 887014, 1552604, 1585588, 1774028, 3105208, 3171176, 3548056, 8426633, 13748717, 16853266, 27497434, 33706532, 54994868, 67413064, 109989736, 261225623, 522451246, 1044902492, 2089804984]

約数ペア:

[(1, 2089804984), (2, 1044902492), (4, 522451246), (8, 261225623), (19, 109989736), (31, 67413064), (38, 54994868), (62, 33706532), (76, 27497434), (124, 16853266), (152, 13748717), (248, 8426633), (589, 3548056), (659, 3171176), (673, 3105208), (1178, 1774028), (1318, 1585588), (1346, 1552604), (2356, 887014), (2636, 792794), (2692, 776302), (4712, 443507), (5272, 396397), (5384, 388151), (12521, 166904), (12787, 163432), (20429, 102296), (20863, 100168), (25042, 83452), (25574, 81716), (40858, 51148), (41726, 50084)]