18839433

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2624

約数の個数: 16

約数和(自身を含む): 26148096

約数和(自身を除く): 7308663

約数列:

[1, 3, 47, 53, 141, 159, 2491, 2521, 7473, 7563, 118487, 133613, 355461, 400839, 6279811, 18839433]

約数ペア:

[(1, 18839433), (3, 6279811), (47, 400839), (53, 355461), (141, 133613), (159, 118487), (2491, 7563), (2521, 7473)]