20804927654

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6607}}^1\times {\mathrm{6079}}^1$

素因数の和:12732

約数の個数: 32

約数和(自身を含む): 36641095680

約数和(自身を除く): 15836168026

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 6079, 6607, 12158, 13214, 42553, 46249, 85106, 92498, 224923, 244459, 449846, 488918, 1574461, 1711213, 3148922, 3422426, 40163953, 80327906, 281147671, 562295342, 1486066261, 2972132522, 10402463827, 20804927654]

約数ペア:

[(1, 20804927654), (2, 10402463827), (7, 2972132522), (14, 1486066261), (37, 562295342), (74, 281147671), (259, 80327906), (518, 40163953), (6079, 3422426), (6607, 3148922), (12158, 1711213), (13214, 1574461), (42553, 488918), (46249, 449846), (85106, 244459), (92498, 224923)]