20693944

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{36433}}^1$

素因数の和:36510

約数の個数: 16

約数和(自身を含む): 39348720

約数和(自身を除く): 18654776

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 36433, 72866, 145732, 291464, 2586743, 5173486, 10346972, 20693944]

約数ペア:

[(1, 20693944), (2, 10346972), (4, 5173486), (8, 2586743), (71, 291464), (142, 145732), (284, 72866), (568, 36433)]