18994413

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1223}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 26320896

約数和(自身を除く): 7326483

約数列:

[1, 3, 31, 93, 167, 501, 1223, 3669, 5177, 15531, 37913, 113739, 204241, 612723, 6331471, 18994413]

約数ペア:

[(1, 18994413), (3, 6331471), (31, 612723), (93, 204241), (167, 113739), (501, 37913), (1223, 15531), (3669, 5177)]