809901873904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2381}}^1\times {\mathrm{1118921}}^1$

素因数の和:1121329

約数の個数: 40

約数和(自身を含む): 1652468766480

約数和(自身を除く): 842566892576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2381, 4762, 9524, 19048, 38096, 45239, 90478, 180956, 361912, 723824, 1118921, 2237842, 4475684, 8951368, 17902736, 21259499, 42518998, 85037996, 170075992, 340151984, 2664150901, 5328301802, 10656603604, 21313207208, 42626414416, 50618867119, 101237734238, 202475468476, 404950936952, 809901873904]

約数ペア:

[(1, 809901873904), (2, 404950936952), (4, 202475468476), (8, 101237734238), (16, 50618867119), (19, 42626414416), (38, 21313207208), (76, 10656603604), (152, 5328301802), (304, 2664150901), (2381, 340151984), (4762, 170075992), (9524, 85037996), (19048, 42518998), (38096, 21259499), (45239, 17902736), (90478, 8951368), (180956, 4475684), (361912, 2237842), (723824, 1118921)]