18539409

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2011}}^1$

素因数の和:2460

約数の個数: 16

約数和(自身を含む): 28328960

約数和(自身を除く): 9789551

約数列:

[1, 3, 7, 21, 439, 1317, 2011, 3073, 6033, 9219, 14077, 42231, 882829, 2648487, 6179803, 18539409]

約数ペア:

[(1, 18539409), (3, 6179803), (7, 2648487), (21, 882829), (439, 42231), (1317, 14077), (2011, 9219), (3073, 6033)]