20180164613

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1\times {\mathrm{18443}}^1$

素因数の和:18921

約数の個数: 24

約数和(自身を含む): 24398313408

約数和(自身を除く): 4218148795

約数列:

[1, 7, 19, 133, 361, 433, 2527, 3031, 8227, 18443, 57589, 129101, 156313, 350417, 1094191, 2452919, 6657923, 7985819, 46605461, 55900733, 151730561, 1062113927, 2882880659, 20180164613]

約数ペア:

[(1, 20180164613), (7, 2882880659), (19, 1062113927), (133, 151730561), (361, 55900733), (433, 46605461), (2527, 7985819), (3031, 6657923), (8227, 2452919), (18443, 1094191), (57589, 350417), (129101, 156313)]