20197614983

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{277787}}^1$

素因数の和:277871

約数の個数: 32

約数和(自身を含む): 26880989184

約数和(自身を除く): 6683374201

約数列:

[1, 7, 13, 17, 47, 91, 119, 221, 329, 611, 799, 1547, 4277, 5593, 10387, 72709, 277787, 1944509, 3611231, 4722379, 13055989, 25278617, 33056653, 61390927, 91391923, 169727857, 221951813, 429736489, 1188094999, 1553662691, 2885373569, 20197614983]

約数ペア:

[(1, 20197614983), (7, 2885373569), (13, 1553662691), (17, 1188094999), (47, 429736489), (91, 221951813), (119, 169727857), (221, 91391923), (329, 61390927), (611, 33056653), (799, 25278617), (1547, 13055989), (4277, 4722379), (5593, 3611231), (10387, 1944509), (72709, 277787)]