20246967

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1321}}^1$

素因数の和:1471

約数の個数: 24

約数和(自身を含む): 31759728

約数和(自身を除く): 11512761

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1321, 1703, 3963, 5109, 11889, 15327, 17173, 51519, 154557, 173051, 519153, 1557459, 2249663, 6748989, 20246967]

約数ペア:

[(1, 20246967), (3, 6748989), (9, 2249663), (13, 1557459), (39, 519153), (117, 173051), (131, 154557), (393, 51519), (1179, 17173), (1321, 15327), (1703, 11889), (3963, 5109)]