19294917

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 26461248

約数和(自身を除く): 7166331

約数列:

[1, 3, 43, 129, 373, 401, 1119, 1203, 16039, 17243, 48117, 51729, 149573, 448719, 6431639, 19294917]

約数ペア:

[(1, 19294917), (3, 6431639), (43, 448719), (129, 149573), (373, 51729), (401, 48117), (1119, 17243), (1203, 16039)]