12668416

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 40

約数和(自身を含む): 25656840

約数和(自身を除く): 12988424

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 227, 256, 436, 454, 512, 872, 908, 1744, 1816, 3488, 3632, 6976, 7264, 13952, 14528, 24743, 27904, 29056, 49486, 55808, 58112, 98972, 116224, 197944, 395888, 791776, 1583552, 3167104, 6334208, 12668416]

約数ペア:

[(1, 12668416), (2, 6334208), (4, 3167104), (8, 1583552), (16, 791776), (32, 395888), (64, 197944), (109, 116224), (128, 98972), (218, 58112), (227, 55808), (256, 49486), (436, 29056), (454, 27904), (512, 24743), (872, 14528), (908, 13952), (1744, 7264), (1816, 6976), (3488, 3632)]