19212064

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 20414432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 107, 124, 181, 214, 248, 362, 428, 496, 724, 856, 992, 1448, 1712, 2896, 3317, 3424, 5611, 5792, 6634, 11222, 13268, 19367, 22444, 26536, 38734, 44888, 53072, 77468, 89776, 106144, 154936, 179552, 309872, 600377, 619744, 1200754, 2401508, 4803016, 9606032, 19212064]

約数ペア:

[(1, 19212064), (2, 9606032), (4, 4803016), (8, 2401508), (16, 1200754), (31, 619744), (32, 600377), (62, 309872), (107, 179552), (124, 154936), (181, 106144), (214, 89776), (248, 77468), (362, 53072), (428, 44888), (496, 38734), (724, 26536), (856, 22444), (992, 19367), (1448, 13268), (1712, 11222), (2896, 6634), (3317, 5792), (3424, 5611)]