19834065

素因数分解:

$3^4\times 5^1\times {\mathrm{48973}}^1$

素因数の和:48990

約数の個数: 20

約数和(自身を含む): 35555124

約数和(自身を除く): 15721059

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 48973, 146919, 244865, 440757, 734595, 1322271, 2203785, 3966813, 6611355, 19834065]

約数ペア:

[(1, 19834065), (3, 6611355), (5, 3966813), (9, 2203785), (15, 1322271), (27, 734595), (45, 440757), (81, 244865), (135, 146919), (405, 48973)]