20823087

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 28286720

約数和(自身を除く): 7463633

約数列:

[1, 3, 97, 163, 291, 439, 489, 1317, 15811, 42583, 47433, 71557, 127749, 214671, 6941029, 20823087]

約数ペア:

[(1, 20823087), (3, 6941029), (97, 214671), (163, 127749), (291, 71557), (439, 47433), (489, 42583), (1317, 15811)]