18748079

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1931}}^1$

素因数の和:2030

約数の個数: 16

約数和(自身を含む): 22874880

約数和(自身を除く): 4126801

約数列:

[1, 7, 19, 73, 133, 511, 1387, 1931, 9709, 13517, 36689, 140963, 256823, 986741, 2678297, 18748079]

約数ペア:

[(1, 18748079), (7, 2678297), (19, 986741), (73, 256823), (133, 140963), (511, 36689), (1387, 13517), (1931, 9709)]