19893057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1327}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 28047360

約数和(自身を除く): 8154303

約数列:

[1, 3, 19, 57, 263, 789, 1327, 3981, 4997, 14991, 25213, 75639, 349001, 1047003, 6631019, 19893057]

約数ペア:

[(1, 19893057), (3, 6631019), (19, 1047003), (57, 349001), (263, 75639), (789, 25213), (1327, 14991), (3981, 4997)]