20173478752

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{176243}}^1$

素因数の和:176340

約数の個数: 72

約数和(自身を含む): 46834023096

約数和(自身を除く): 26660544344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 292, 392, 511, 584, 784, 1022, 1168, 1568, 2044, 2336, 3577, 4088, 7154, 8176, 14308, 16352, 28616, 57232, 114464, 176243, 352486, 704972, 1233701, 1409944, 2467402, 2819888, 4934804, 5639776, 8635907, 9869608, 12865739, 17271814, 19739216, 25731478, 34543628, 39478432, 51462956, 69087256, 90060173, 102925912, 138174512, 180120346, 205851824, 276349024, 360240692, 411703648, 630421211, 720481384, 1260842422, 1440962768, 2521684844, 2881925536, 5043369688, 10086739376, 20173478752]

約数ペア:

[(1, 20173478752), (2, 10086739376), (4, 5043369688), (7, 2881925536), (8, 2521684844), (14, 1440962768), (16, 1260842422), (28, 720481384), (32, 630421211), (49, 411703648), (56, 360240692), (73, 276349024), (98, 205851824), (112, 180120346), (146, 138174512), (196, 102925912), (224, 90060173), (292, 69087256), (392, 51462956), (511, 39478432), (584, 34543628), (784, 25731478), (1022, 19739216), (1168, 17271814), (1568, 12865739), (2044, 9869608), (2336, 8635907), (3577, 5639776), (4088, 4934804), (7154, 2819888), (8176, 2467402), (14308, 1409944), (16352, 1233701), (28616, 704972), (57232, 352486), (114464, 176243)]