18978993604

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{297607}}^1$

素因数の和:297867

約数の個数: 24

約数和(自身を含む): 33748747200

約数和(自身を除く): 14769753596

約数列:

[1, 2, 4, 107, 149, 214, 298, 428, 596, 15943, 31886, 63772, 297607, 595214, 1190428, 31843949, 44343443, 63687898, 88686886, 127375796, 177373772, 4744748401, 9489496802, 18978993604]

約数ペア:

[(1, 18978993604), (2, 9489496802), (4, 4744748401), (107, 177373772), (149, 127375796), (214, 88686886), (298, 63687898), (428, 44343443), (596, 31843949), (15943, 1190428), (31886, 595214), (63772, 297607)]