20175351

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18127}}^1$

素因数の和:18190

約数の個数: 16

約数和(自身を含む): 31325184

約数和(自身を除く): 11149833

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18127, 54381, 126889, 380667, 960731, 2882193, 6725117, 20175351]

約数ペア:

[(1, 20175351), (3, 6725117), (7, 2882193), (21, 960731), (53, 380667), (159, 126889), (371, 54381), (1113, 18127)]