20303493

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2341}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 32038560

約数和(自身を除く): 11735067

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2341, 2891, 7023, 8673, 16387, 49161, 114709, 138119, 344127, 414357, 966833, 2900499, 6767831, 20303493]

約数ペア:

[(1, 20303493), (3, 6767831), (7, 2900499), (21, 966833), (49, 414357), (59, 344127), (147, 138119), (177, 114709), (413, 49161), (1239, 16387), (2341, 8673), (2891, 7023)]