18747303445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1\times {\mathrm{4721}}^1$

素因数の和:5245

約数の個数: 32

約数和(自身を含む): 24433516800

約数和(自身を除く): 5686213355

約数列:

[1, 5, 13, 65, 199, 307, 995, 1535, 2587, 3991, 4721, 12935, 19955, 23605, 61093, 61373, 305465, 306865, 794209, 939479, 1449347, 3971045, 4697395, 7246735, 12213227, 18841511, 61066135, 94207555, 288420053, 1442100265, 3749460689, 18747303445]

約数ペア:

[(1, 18747303445), (5, 3749460689), (13, 1442100265), (65, 288420053), (199, 94207555), (307, 61066135), (995, 18841511), (1535, 12213227), (2587, 7246735), (3991, 4697395), (4721, 3971045), (12935, 1449347), (19955, 939479), (23605, 794209), (61093, 306865), (61373, 305465)]