19893549

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10853}}^1$

素因数の和:10916

約数の個数: 16

約数和(自身を含む): 29175552

約数和(自身を除く): 9282003

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10853, 32559, 141089, 423267, 510091, 1530273, 6631183, 19893549]

約数ペア:

[(1, 19893549), (3, 6631183), (13, 1530273), (39, 510091), (47, 423267), (141, 141089), (611, 32559), (1833, 10853)]