18322519

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 19872000

約数和(自身を除く): 1549481

約数列:

[1, 29, 31, 89, 229, 899, 2581, 2759, 6641, 7099, 20381, 80011, 205871, 591049, 631811, 18322519]

約数ペア:

[(1, 18322519), (29, 631811), (31, 591049), (89, 205871), (229, 80011), (899, 20381), (2581, 7099), (2759, 6641)]