19838259

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13691}}^1$

素因数の和:13727

約数の個数: 24

約数和(自身を含む): 34175232

約数和(自身を除く): 14336973

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13691, 41073, 95837, 123219, 287511, 314893, 862533, 944679, 2204251, 2834037, 6612753, 19838259]

約数ペア:

[(1, 19838259), (3, 6612753), (7, 2834037), (9, 2204251), (21, 944679), (23, 862533), (63, 314893), (69, 287511), (161, 123219), (207, 95837), (483, 41073), (1449, 13691)]