19182879

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{1447}}^1$

素因数の和:1947

約数の個数: 16

約数和(自身を含む): 28496640

約数和(自身を除く): 9313761

約数列:

[1, 3, 9, 27, 491, 1447, 1473, 4341, 4419, 13023, 13257, 39069, 710477, 2131431, 6394293, 19182879]

約数ペア:

[(1, 19182879), (3, 6394293), (9, 2131431), (27, 710477), (491, 39069), (1447, 13257), (1473, 13023), (4341, 4419)]