19887726

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{7253}}^1$

素因数の和:7715

約数の個数: 16

約数和(自身を含む): 39867984

約数和(自身を除く): 19980258

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 7253, 14506, 21759, 43518, 3314621, 6629242, 9943863, 19887726]

約数ペア:

[(1, 19887726), (2, 9943863), (3, 6629242), (6, 3314621), (457, 43518), (914, 21759), (1371, 14506), (2742, 7253)]