18202903

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 19945440

約数和(自身を除く): 1742537

約数列:

[1, 17, 53, 89, 227, 901, 1513, 3859, 4717, 12031, 20203, 80189, 204527, 343451, 1070759, 18202903]

約数ペア:

[(1, 18202903), (17, 1070759), (53, 343451), (89, 204527), (227, 80189), (901, 20203), (1513, 12031), (3859, 4717)]