20942458

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 32044320

約数和(自身を除く): 11101862

約数列:

[1, 2, 67, 134, 373, 419, 746, 838, 24991, 28073, 49982, 56146, 156287, 312574, 10471229, 20942458]

約数ペア:

[(1, 20942458), (2, 10471229), (67, 312574), (134, 156287), (373, 56146), (419, 49982), (746, 28073), (838, 24991)]