20732672

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:868

約数の個数: 36

約数和(自身を含む): 41820240

約数和(自身を除く): 21087568

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 743, 872, 1486, 1744, 2972, 3488, 5944, 6976, 11888, 13952, 23776, 27904, 47552, 80987, 95104, 161974, 190208, 323948, 647896, 1295792, 2591584, 5183168, 10366336, 20732672]

約数ペア:

[(1, 20732672), (2, 10366336), (4, 5183168), (8, 2591584), (16, 1295792), (32, 647896), (64, 323948), (109, 190208), (128, 161974), (218, 95104), (256, 80987), (436, 47552), (743, 27904), (872, 23776), (1486, 13952), (1744, 11888), (2972, 6976), (3488, 5944)]