18206769

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{45631}}^1$

素因数の和:45660

約数の個数: 16

約数和(自身を含む): 29204480

約数和(自身を除く): 10997711

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 45631, 136893, 319417, 866989, 958251, 2600967, 6068923, 18206769]

約数ペア:

[(1, 18206769), (3, 6068923), (7, 2600967), (19, 958251), (21, 866989), (57, 319417), (133, 136893), (399, 45631)]