19648389

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5153}}^1$

素因数の和:5228

約数の個数: 16

約数和(自身を含む): 27707904

約数和(自身を除く): 8059515

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5153, 15459, 159743, 211273, 479229, 633819, 6549463, 19648389]

約数ペア:

[(1, 19648389), (3, 6549463), (31, 633819), (41, 479229), (93, 211273), (123, 159743), (1271, 15459), (3813, 5153)]