20588397

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{967}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 28250112

約数和(自身を除く): 7661715

約数列:

[1, 3, 47, 141, 151, 453, 967, 2901, 7097, 21291, 45449, 136347, 146017, 438051, 6862799, 20588397]

約数ペア:

[(1, 20588397), (3, 6862799), (47, 438051), (141, 146017), (151, 136347), (453, 45449), (967, 21291), (2901, 7097)]