20113509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10973}}^1$

素因数の和:11036

約数の個数: 16

約数和(自身を含む): 29498112

約数和(自身を除く): 9384603

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10973, 32919, 142649, 427947, 515731, 1547193, 6704503, 20113509]

約数ペア:

[(1, 20113509), (3, 6704503), (13, 1547193), (39, 515731), (47, 427947), (141, 142649), (611, 32919), (1833, 10973)]