19899802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40283}}^1$

素因数の和:40317

約数の個数: 16

約数和(自身を含む): 33838560

約数和(自身を除く): 13938758

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40283, 80566, 523679, 765377, 1047358, 1530754, 9949901, 19899802]

約数ペア:

[(1, 19899802), (2, 9949901), (13, 1530754), (19, 1047358), (26, 765377), (38, 523679), (247, 80566), (494, 40283)]