19100871

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{5879}}^1$

素因数の和:5923

約数の個数: 18

約数和(自身を含む): 29123640

約数和(自身を除く): 10022769

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 5879, 17637, 52911, 111701, 335103, 1005309, 2122319, 6366957, 19100871]

約数ペア:

[(1, 19100871), (3, 6366957), (9, 2122319), (19, 1005309), (57, 335103), (171, 111701), (361, 52911), (1083, 17637), (3249, 5879)]