2019971491

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{1997}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 2148249600

約数和(自身を除く): 128278109

約数列:

[1, 19, 139, 383, 1997, 2641, 7277, 37943, 53237, 277583, 764851, 1011503, 5274077, 14532169, 106314289, 2019971491]

約数ペア:

[(1, 2019971491), (19, 106314289), (139, 14532169), (383, 5274077), (1997, 1011503), (2641, 764851), (7277, 277583), (37943, 53237)]