15876976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 32212224

約数和(自身を除く): 16335248

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 491, 688, 752, 982, 1964, 2021, 3928, 4042, 7856, 8084, 16168, 21113, 23077, 32336, 42226, 46154, 84452, 92308, 168904, 184616, 337808, 369232, 992311, 1984622, 3969244, 7938488, 15876976]

約数ペア:

[(1, 15876976), (2, 7938488), (4, 3969244), (8, 1984622), (16, 992311), (43, 369232), (47, 337808), (86, 184616), (94, 168904), (172, 92308), (188, 84452), (344, 46154), (376, 42226), (491, 32336), (688, 23077), (752, 21113), (982, 16168), (1964, 8084), (2021, 7856), (3928, 4042)]