18997874

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79823}}^1$

素因数の和:79849

約数の個数: 16

約数和(自身を含む): 34483968

約数和(自身を除く): 15486094

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 79823, 159646, 558761, 1117522, 1356991, 2713982, 9498937, 18997874]

約数ペア:

[(1, 18997874), (2, 9498937), (7, 2713982), (14, 1356991), (17, 1117522), (34, 558761), (119, 159646), (238, 79823)]