28189664

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 57972096

約数和(自身を除く): 29782432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 181, 248, 314, 362, 496, 628, 724, 992, 1256, 1448, 2512, 2896, 4867, 5024, 5611, 5792, 9734, 11222, 19468, 22444, 28417, 38936, 44888, 56834, 77872, 89776, 113668, 155744, 179552, 227336, 454672, 880927, 909344, 1761854, 3523708, 7047416, 14094832, 28189664]

約数ペア:

[(1, 28189664), (2, 14094832), (4, 7047416), (8, 3523708), (16, 1761854), (31, 909344), (32, 880927), (62, 454672), (124, 227336), (157, 179552), (181, 155744), (248, 113668), (314, 89776), (362, 77872), (496, 56834), (628, 44888), (724, 38936), (992, 28417), (1256, 22444), (1448, 19468), (2512, 11222), (2896, 9734), (4867, 5792), (5024, 5611)]