20163901721

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{26053}}^1$

素因数の和:26576

約数の個数: 16

約数和(自身を含む): 21185028480

約数和(自身を除く): 1021126759

約数列:

[1, 41, 43, 439, 1763, 17999, 18877, 26053, 773957, 1068173, 1120279, 11437267, 45931439, 468927947, 491802481, 20163901721]

約数ペア:

[(1, 20163901721), (41, 491802481), (43, 468927947), (439, 45931439), (1763, 11437267), (17999, 1120279), (18877, 1068173), (26053, 773957)]