19333269

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{4139}}^1$

素因数の和:4321

約数の個数: 16

約数和(自身を含む): 28814400

約数和(自身を除く): 9481131

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4139, 4671, 12417, 37251, 111753, 716047, 2148141, 6444423, 19333269]

約数ペア:

[(1, 19333269), (3, 6444423), (9, 2148141), (27, 716047), (173, 111753), (519, 37251), (1557, 12417), (4139, 4671)]