20139999

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9109}}^1$

素因数の和:9190

約数の個数: 16

約数和(自身を含む): 29735040

約数和(自身を除く): 9595041

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 9109, 27327, 100199, 300597, 610303, 1830909, 6713333, 20139999]

約数ペア:

[(1, 20139999), (3, 6713333), (11, 1830909), (33, 610303), (67, 300597), (201, 100199), (737, 27327), (2211, 9109)]