19569472

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:615

約数の個数: 56

約数和(自身を含む): 42871136

約数和(自身を除く): 23301664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 547, 559, 688, 832, 1094, 1118, 1376, 2188, 2236, 2752, 4376, 4472, 7111, 8752, 8944, 14222, 17504, 17888, 23521, 28444, 35008, 35776, 47042, 56888, 94084, 113776, 188168, 227552, 305773, 376336, 455104, 611546, 752672, 1223092, 1505344, 2446184, 4892368, 9784736, 19569472]

約数ペア:

[(1, 19569472), (2, 9784736), (4, 4892368), (8, 2446184), (13, 1505344), (16, 1223092), (26, 752672), (32, 611546), (43, 455104), (52, 376336), (64, 305773), (86, 227552), (104, 188168), (172, 113776), (208, 94084), (344, 56888), (416, 47042), (547, 35776), (559, 35008), (688, 28444), (832, 23521), (1094, 17888), (1118, 17504), (1376, 14222), (2188, 8944), (2236, 8752), (2752, 7111), (4376, 4472)]