19998294035

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{9431}}^1\times {\mathrm{18439}}^1$

素因数の和:27898

約数の個数: 16

約数和(自身を含む): 25045355520

約数和(自身を除く): 5047061485

約数列:

[1, 5, 23, 115, 9431, 18439, 47155, 92195, 216913, 424097, 1084565, 2120485, 173898209, 869491045, 3999658807, 19998294035]

約数ペア:

[(1, 19998294035), (5, 3999658807), (23, 869491045), (115, 173898209), (9431, 2120485), (18439, 1084565), (47155, 424097), (92195, 216913)]