20776789

素因数分解:

${\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 24514560

約数和(自身を除く): 3737771

約数列:

[1, 11, 29, 31, 121, 191, 319, 341, 899, 2101, 3509, 3751, 5539, 5921, 9889, 23111, 60929, 65131, 108779, 171709, 670219, 716441, 1888799, 20776789]

約数ペア:

[(1, 20776789), (11, 1888799), (29, 716441), (31, 670219), (121, 171709), (191, 108779), (319, 65131), (341, 60929), (899, 23111), (2101, 9889), (3509, 5921), (3751, 5539)]