19458069995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1\times {\mathrm{18521}}^1$

素因数の和:20855

約数の個数: 32

約数和(自身を含む): 28752071040

約数和(自身を除く): 9294001045

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 2309, 11545, 16163, 18521, 30017, 80815, 92605, 129647, 150085, 210119, 240773, 648235, 1050595, 1203865, 1685411, 8427055, 42764989, 213824945, 299354923, 555944857, 1496774615, 2779724285, 3891613999, 19458069995]

約数ペア:

[(1, 19458069995), (5, 3891613999), (7, 2779724285), (13, 1496774615), (35, 555944857), (65, 299354923), (91, 213824945), (455, 42764989), (2309, 8427055), (11545, 1685411), (16163, 1203865), (18521, 1050595), (30017, 648235), (80815, 240773), (92605, 210119), (129647, 150085)]