19065871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^2$

素因数の和:374

約数の個数: 12

約数和(自身を含む): 21166632

約数和(自身を除く): 2100761

約数列:

[1, 11, 101, 131, 1111, 1441, 13231, 17161, 145541, 188771, 1733261, 19065871]

約数ペア:

[(1, 19065871), (11, 1733261), (101, 188771), (131, 145541), (1111, 17161), (1441, 13231)]