19534487

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 24008400

約数和(自身を除く): 4473913

約数列:

[1, 7, 29, 49, 59, 203, 233, 413, 1421, 1631, 1711, 2891, 6757, 11417, 11977, 13747, 47299, 83839, 96229, 331093, 398663, 673603, 2790641, 19534487]

約数ペア:

[(1, 19534487), (7, 2790641), (29, 673603), (49, 398663), (59, 331093), (203, 96229), (233, 83839), (413, 47299), (1421, 13747), (1631, 11977), (1711, 11417), (2891, 6757)]