19378346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4463}}^1$

素因数の和:4645

約数の個数: 16

約数和(自身を含む): 31497984

約数和(自身を除く): 12119638

約数列:

[1, 2, 13, 26, 167, 334, 2171, 4342, 4463, 8926, 58019, 116038, 745321, 1490642, 9689173, 19378346]

約数ペア:

[(1, 19378346), (2, 9689173), (13, 1490642), (26, 745321), (167, 116038), (334, 58019), (2171, 8926), (4342, 4463)]