20893729

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 22550400

約数和(自身を除く): 1656671

約数列:

[1, 23, 59, 89, 173, 1357, 2047, 3979, 5251, 10207, 15397, 120773, 234761, 354131, 908423, 20893729]

約数ペア:

[(1, 20893729), (23, 908423), (59, 354131), (89, 234761), (173, 120773), (1357, 15397), (2047, 10207), (3979, 5251)]