20315877

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3727}}^1$

素因数の和:3832

約数の個数: 16

約数和(自身を含む): 28631040

約数和(自身を除く): 8315163

約数列:

[1, 3, 23, 69, 79, 237, 1817, 3727, 5451, 11181, 85721, 257163, 294433, 883299, 6771959, 20315877]

約数ペア:

[(1, 20315877), (3, 6771959), (23, 883299), (69, 294433), (79, 257163), (237, 85721), (1817, 11181), (3727, 5451)]