18870105

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8443}}^1$

素因数の和:8600

約数の個数: 16

約数和(自身を含む): 30398400

約数和(自身を除く): 11528295

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 8443, 25329, 42215, 126645, 1258007, 3774021, 6290035, 18870105]

約数ペア:

[(1, 18870105), (3, 6290035), (5, 3774021), (15, 1258007), (149, 126645), (447, 42215), (745, 25329), (2235, 8443)]