201619152016

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{268459}}^1$

素因数の和:269183

約数の個数: 40

約数和(自身を含む): 396605622560

約数和(自身を除く): 194986470544

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 643, 1168, 1286, 2572, 5144, 10288, 46939, 93878, 187756, 268459, 375512, 536918, 751024, 1073836, 2147672, 4295344, 19597507, 39195014, 78390028, 156780056, 172619137, 313560112, 345238274, 690476548, 1380953096, 2761906192, 12601197001, 25202394002, 50404788004, 100809576008, 201619152016]

約数ペア:

[(1, 201619152016), (2, 100809576008), (4, 50404788004), (8, 25202394002), (16, 12601197001), (73, 2761906192), (146, 1380953096), (292, 690476548), (584, 345238274), (643, 313560112), (1168, 172619137), (1286, 156780056), (2572, 78390028), (5144, 39195014), (10288, 19597507), (46939, 4295344), (93878, 2147672), (187756, 1073836), (268459, 751024), (375512, 536918)]