19908547

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 22394880

約数和(自身を除く): 2486333

約数列:

[1, 17, 23, 59, 391, 863, 1003, 1357, 14671, 19849, 23069, 50917, 337433, 865589, 1171091, 19908547]

約数ペア:

[(1, 19908547), (17, 1171091), (23, 865589), (59, 337433), (391, 50917), (863, 23069), (1003, 19849), (1357, 14671)]