18813304879

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1607}}^1\times {\mathrm{21247}}^1$

素因数の和:22902

約数の個数: 16

約数和(自身を含む): 20500070400

約数和(自身を除く): 1686765521

約数列:

[1, 19, 29, 551, 1607, 21247, 30533, 46603, 403693, 616163, 885457, 11707097, 34143929, 648734651, 990173941, 18813304879]

約数ペア:

[(1, 18813304879), (19, 990173941), (29, 648734651), (551, 34143929), (1607, 11707097), (21247, 885457), (30533, 616163), (46603, 403693)]