19793584

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{2707}}^1$

素因数の和:3172

約数の個数: 20

約数和(自身を含む): 38448184

約数和(自身を除く): 18654600

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 2707, 3656, 5414, 7312, 10828, 21656, 43312, 1237099, 2474198, 4948396, 9896792, 19793584]

約数ペア:

[(1, 19793584), (2, 9896792), (4, 4948396), (8, 2474198), (16, 1237099), (457, 43312), (914, 21656), (1828, 10828), (2707, 7312), (3656, 5414)]