15123968

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:398

約数の個数: 40

約数和(自身を含む): 30608160

約数和(自身を除く): 15484192

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 271, 436, 512, 542, 872, 1084, 1744, 2168, 3488, 4336, 6976, 8672, 13952, 17344, 27904, 29539, 34688, 55808, 59078, 69376, 118156, 138752, 236312, 472624, 945248, 1890496, 3780992, 7561984, 15123968]

約数ペア:

[(1, 15123968), (2, 7561984), (4, 3780992), (8, 1890496), (16, 945248), (32, 472624), (64, 236312), (109, 138752), (128, 118156), (218, 69376), (256, 59078), (271, 55808), (436, 34688), (512, 29539), (542, 27904), (872, 17344), (1084, 13952), (1744, 8672), (2168, 6976), (3488, 4336)]